Leviticus 13:29-37 · Bible study
Leviticus 13:29-37 Commentary: Purity Laws for Head and Beard
Hebrew · 10 what the commentators say
Meaning in one sentence
An in-depth study of the diagnostic procedures for scaly infections on the head and beard, and what the inclusion of both men and women reveals about the scope of the
Research Summary
- Meaning: A detailed diagnostic procedure for a scaly skin condition (netheq) on the head or beard, with yellow thin hair indicating uncleanness and black hair indicating healing.
- Key words: scall (נתק netheq), yellow (צהב tzahov), thin (דק daq), black (שחור shachor), declare unclean (טמא), declare clean (טהר).
- Main debate: Whether this condition was true leprosy (Hansen’s disease) or a different ailment like elephantiasis or a fungal infection (Barnes: “Fox mange”; traditional texts call it leprosy of the head).
- Theological theme: Holiness permeates all of life, including the physical body; the community protects itself through careful discernment; restoration is the goal after quarantine.
- Best use: Teaching on Old Testament purity laws, the role of the priest, and how God’s concern for ritual and physical health points to the comprehensive cleansing found in Christ.
Translation Comparison
BSB Berean Standard Bible 2020
29If a man or woman has an infection on the head or chin,
30the priest shall examine the infection, and if it appears to be deeper than the skin and the hair in it is yellow and thin, the priest must pronounce him unclean; it is a scaly outbreak, an infectious disease of the head or chin.
31But if the priest examines the scaly infection and it does not appear to be deeper than the skin, and there is no black hair in it, the priest shall isolate the infected person for seven days.
32On the seventh day the priest is to reexamine the infection, and if the scaly outbreak has not spread and there is no yellow hair in it, and it does not appear to be deeper than the skin,
33then the person must shave himself except for the scaly area. Then the priest shall isolate him for another seven days.
34On the seventh day the priest shall examine the scaly outbreak, and if it has not spread on the skin and does not appear to be deeper than the skin, the priest is to pronounce him clean. He must wash his clothes, and he will be clean.
35If, however, the scaly outbreak spreads further on the skin after his cleansing,
36the priest is to examine him, and if the scaly outbreak has spread on the skin, the priest need not look for yellow hair; the person is unclean.
37If, however, in his sight the scaly outbreak is unchanged and black hair has grown in it, then it has healed. He is clean, and the priest is to pronounce him clean.
WEB World English Bible 2000
29“When a man or woman has a plague on the head or on the beard,
30then the priest shall examine the plague; and behold, if its appearance is deeper than the skin, and the hair in it is yellow and thin, then the priest shall pronounce him unclean. It is an itch. It is leprosy of the head or of the beard.
31If the priest examines the plague of itching, and behold, its appearance isn’t deeper than the skin, and there is no black hair in it, then the priest shall isolate the person infected with itching seven days.
32On the seventh day the priest shall examine the plague; and behold, if the itch hasn’t spread, and there is no yellow hair in it, and the appearance of the itch isn’t deeper than the skin,
33then he shall be shaved, but he shall not shave the itch. Then the priest shall isolate the one who has the itch seven more days.
34On the seventh day, the priest shall examine the itch; and behold, if the itch hasn’t spread in the skin, and its appearance isn’t deeper than the skin, then the priest shall pronounce him clean. He shall wash his clothes and be clean.
35But if the itch spreads in the skin after his cleansing,
36then the priest shall examine him; and behold, if the itch has spread in the skin, the priest shall not look for the yellow hair; he is unclean.
37But if in his eyes the itch is arrested and black hair has grown in it, then the itch is healed. He is clean. The priest shall pronounce him clean.
KJV King James Version 1769
29If a man or woman have a plague upon the head or the beard;
30Then the priest shall see the plague: and, behold, if it be in sight deeper than the skin; and there be in it a yellow thin hair; then the priest shall pronounce him unclean: it is a dry scall, even a leprosy upon the head or beard.
31And if the priest look on the plague of the scall, and, behold, it be not in sight deeper than the skin, and that there is no black hair in it; then the priest shall shut up him that hath the plague of the scall seven days:
32And in the seventh day the priest shall look on the plague: and, behold, if the scall spread not, and there be in it no yellow hair, and the scall be not in sight deeper than the skin;
33He shall be shaven, but the scall shall he not shave; and the priest shall shut up him that hath the scall seven days more:
34And in the seventh day the priest shall look on the scall: and, behold, if the scall be not spread in the skin, nor be in sight deeper than the skin; then the priest shall pronounce him clean: and he shall wash his clothes, and be clean.
35But if the scall spread much in the skin after his cleansing;
36Then the priest shall look on him: and, behold, if the scall be spread in the skin, the priest shall not seek for yellow hair; he is unclean.
37But if the scall be in his sight at a stay, and that there is black hair grown up therein; the scall is healed, he is clean: and the priest shall pronounce him clean.
ASV American Standard Version 1901
29And when a man or woman hath a plague upon the head or upon the beard,
30then the priest shall look on the plague; and, behold, if the appearance thereof be deeper than the skin, and there be in it yellow thin hair, then the priest shall pronounce him unclean: it is a scall, it is leprosy of the head or of the beard.
31And if the priest look on the plague of the scall, and, behold, the appearance thereof be not deeper than the skin, and there be no black hair in it, then the priest shall shut up him that hath the plague of the scall seven days:
32and in the seventh day the priest shall look on the plague; and, behold, if the scall be not spread, and there be in it no yellow hair, and the appearance of the scall be not deeper than the skin,
33then he shall be shaven, but the scall shall he not shave; and the priest shall shut up him that hath the scall seven days more:
34and in the seventh day the priest shall look on the scall; and, behold, if the scall be not spread in the skin, and the appearance thereof be not deeper than the skin; then the priest shall pronounce him clean: and he shall wash his clothes, and be clean.
35But if the scall spread abroad in the skin after his cleansing,
36then the priest shall look on him; and, behold, if the scall be spread in the skin, the priest shall not seek for the yellow hair; he is unclean.
37But if in his eyes the scall be at a stay, and black hair be grown up therein; the scall is healed, he is clean: and the priest shall pronounce him clean.
YLT Young's Literal Translation 1898
29`And when a man (or a woman) hath in him a plague in the head or in the beard,
30then hath the priest seen the plague, and lo, its appearance is deeper than the skin, and in it a thin shining hair, and the priest hath pronounced him unclean; it is a scall--it is a leprosy of the head or of the beard.
31`And when the priest seeth the plague of the scall, and lo, its appearance is not deeper than the skin, and there is no black hair in it, then hath the priest shut up him who hath the plague of the scall seven days.
32`And the priest hath seen the plague on the seventh day, and lo, the scall hath not spread, and a shining hair hath not been in it, and the appearance of the scall is not deeper than the skin,
33then he hath shaved himself, but the scall he doth not shave; and the priest hath shut up him who hath the scall a second seven days.
34And the priest hath seen the scall on the seventh day, and lo, the scall hath not spread in the skin, and its appearance is not deeper than the skin, and the priest hath pronounced him clean, and he hath washed his garments, and hath been clean.
35`And if the scall spread greatly in the skin after his cleansing,
36and the priest hath seen him, and lo, the scall hath spread in the skin, the priest seeketh not for the shining hair, he is unclean;
37and if in his eyes the scall hath stayed, and black hair hath sprung up in it, the scall hath been healed--he is clean--and the priest hath pronounced him clean.
Darby Darby Bible 1890
29And if a man or a woman have a sore on the head or on the beard,
30and the priest look on the sore, and behold, it looketh deeper than the skin, and there is in it yellow thin hair, then the priest shall pronounce him unclean; it is a scall, the leprosy of the head or the beard.
31And if the priest look on the sore of the scall, and behold, it is not in sight deeper than the skin, and there is no black hair in it, the priest shall shut up [him that hath] the sore of the scall seven days.
32And when the priest looketh on the sore on the seventh day, and behold, the scall hath not spread, and there is in it no yellow hair, and the scall doth not look deeper than the skin,
33he [that hath the sore] shall shave himself; but the scall shall he not shave; and the priest shall shut up [him that hath] the scall seven days a second time.
34And the priest shall look on the scall on the seventh day, and behold, the scall hath not spread in the skin, nor is in sight deeper than the skin, then the priest shall pronounce him clean; and he shall wash his garments, and be clean.
35But if the scall have spread much in the skin after his cleansing,
36and the priest shall look on him, and behold, the scall hath spread in the skin, the priest shall not seek for yellow hair: he is unclean.
37But if the scall have in his sight remained as it was, and there is black hair grown up therein, the scall is healed: he is clean; and the priest shall pronounce him clean.
Douay-Rheims Douay-Rheims Bible 1899
29If the leprosy break out in the head or the beard of a man or woman, the priest shall see them,
30And if the place be lower than the other flesh, and the hair yellow, and thinner than usual: he shall declare them unclean, because it is the leprosy of the head and the beard;
31But if he perceive the place of the spot is equal with the flesh that is near it, and the hair black: he shall shut him up seven days,
32And on the seventh day he shall look upon it. If the spot be not grown, and the hair keep its colour, and the place of the blemish be even with the other flesh:
33The man shall be shaven all but the place of the spot: and he shall be shut up other seven days.
34If on the seventh day the evil seem to have stayed in its place, and not lower than the other flesh, he shall cleanse him: and his clothes being washed he shall be clean.
35But if after his cleansing the spot spread again in the skin:
36He shall seek no more whether the hair be turned yellow, because he is evidently unclean.
37But if the spot be stayed, and the hair be black, let him know that the man is healed: and let him confidently pronounce him clean.
Verse in Context
Original Language (Biblical Hebrew)
Old Testament · Biblical Hebrew · Leviticus 13:29
Source: STEPBible TAGNT/TEHB (CC-BY 4.0). Click or tap a morphology code to see the full parsing.
Scholars' Consensus
Commentators agree that Leviticus 13:29-37 addresses a specific skin condition, the netheq (scall), appearing on the head or beard. The Hebrew term netheq appears only in this section and denotes an eruption that invites scratching. The diagnosis hinges on two signs: the appearance must be deeper than the surrounding skin, and the hair in the affected area must be yellow (tzahov) and thin. These signs indicate uncleanness. If the spot is not deeper and no yellow hair is present, the priest isolates the person for seven days. After shaving the area (but not the scall itself), a second seven-day quarantine follows. Black hair growing in the place signals healing, while spread of the scall after a declaration of cleanness confirms uncleanness. The inclusion of both men and women is explicit and shows that the purity code applies equally to all Israelites. Wesley, Barnes, and Gill all note that yellow hair is the distinctive mark for leprosy of the head or beard, while white hair marks leprosy on the body.
How settled is the interpretation?
Interpretive difficulty: Medium
Main views:
- Elephantiasis or fungal infection: Barnes identifies the scall as a form of elephantiasis (Fox mange) distinct from Hansen's disease; the Hebrew netheq may refer to a non-leprous skin eruption.
- A form of leprosy (tzaraat): The text calls the condition 'leprosy of the head or beard' (צרעת הראש או הזקן), and the surrounding chapter treats it within the same legal framework as other leprous signs.
What is clear: The diagnostic signs (yellow thin hair, depth below skin), the two-stage quarantine with shaving, and the explicit inclusion of both men and women are clearly prescribed and not disputed across traditions.
What Scholars Agree and Debate
| Topic | Agreed | Debated |
|---|---|---|
| Nature of the disease (scall/netheq) | All commentators recognize this as a distinct skin condition affecting hair-bearing areas of the head and beard, requiring its own diagnostic process. | Barnes argues it is a form of elephantiasis (Fox mange) unrelated to leprosy, while the biblical text calls it 'leprosy of the head or beard' and traditional commentators treat it as a manifestation of leprous impurity. Modern readers often distinguish true leprosy (Hansen's) from fungal or eczematous conditions. |
| Significance of yellow vs black hair | Yellow hair is a sign of uncleanness; black hair signals healing. The priest uses hair colour as a primary diagnostic marker. | The exact shade of yellow (tzahov) is described by Keil and Delitzsch as 'golden, reddish, fox-colour,' while Wesley notes there are different kinds of yellow. Some debate whether the absence of black hair alone was enough to cause isolation, or whether the presence of yellow hair was the decisive factor. |
| Role of shaving and quarantine | Shaving the area around the scall (but not the scall itself) allowed for better observation; two seven-day periods of isolation provided time for the condition to manifest. | Clarke says the scall was not shaved to avoid irritation. Gill notes that shaving could be done by anyone, not necessarily the priest. The purpose of the second quarantine (after shaving) is understood as a further diagnostic measure, but some see it as part of the purification process itself. |
| Inclusion of women | The law explicitly applies to both men and women, showing that the purity code covers all Israelites equally. | Some interpreters (Gill) note that a woman having a beard is unusual, but the inclusion still means both sexes are subject to the same regulations. There is no debate about the equality of application, but some question whether women would have been examined by a male priest in practice. |
Historical & Cultural Context
Ancient Israel’s purity system set boundaries around the sacred. The priest functioned as a public health officer, diagnosing skin diseases that could render a person ritually unfit for community and worship. Leviticus 13 is the longest single chapter in the Torah, detailing multiple diagnostic procedures. This section (verses 29-37) focuses on the head and beard, areas where hair growth makes visual diagnosis possible. The hair’s colour and texture, yellow and thin versus black and healthy, served as observable markers of disease.
The Hebrew word netheq (translated “scall” or “dry scall”) appears only in this passage. Barnes described it as a form of elephantiasis (Fox mange), while Keil and Delitzsch compare the yellow hair to a “golden, reddish, fox-colour.” Unlike the white hair that indicated leprosy on the body (verse 25), yellow hair on the head or chin was the key sign. The two periods of seven-day isolation allowed the priest to monitor development, a practice reflecting medical wisdom of the time.
The law addresses “a man or a woman,” which is striking because women are often grouped with men in purity laws (e.g., Leviticus 12) but here the explicit mention underscores that ritual impurity does not discriminate by gender. Gill notes that a woman might also have a beard in some cases, but the inclusion primarily means the regulations apply to anyone with the condition, male or female. This shows that God’s concern for purity extends to every member of the covenant community, regardless of sex. The head and beard are visible, public parts of the body; uncleanness in these areas could not be hidden, and the priest’s examination brought the disease into the open for the sake of both the individual and the community.
The process also protected the community from potential contagion. Quarantine, careful reexamination, and the requirement to wash clothes after being declared clean (verse 34) show a blend of ritual and practical health measures.
Textual Notes
The consulted sources note no significant textual variants for Leviticus 13:29-37. The passage is consistent across major manuscript traditions, with minor differences in phrasing between the Masoretic Text and the Septuagint (which translates netheq as θραύσμα, ‘fragment’ or ‘broken piece’), but these do not affect the interpretation of the diagnostic procedure.
Reception History
Jewish tradition treated this passage as a key part of the laws of tzaraat (often translated ‘leprosy’). The Mishnah (Negaim) expands on the examination procedures, specifying how the priest should inspect hair and skin. Early Christian writers saw leprosy as a type of sin, and the priest’s role in declaring clean or unclean pointed to Christ the High Priest who cleanses from spiritual defilement. Reformers like Calvin and Wesley used the passage to illustrate the importance of careful self-examination before approaching God. Matthew Henry drew a parallel: 'The priest must shut up the person, not to punish him, but to prove him.' The inclusion of women was noted by Gill and others as evidence that God’s covenant requirements apply to both sexes, a counterpoint to any claim that women were second-class in Israel’s worship.
Preaching This Verse
Three-point outline
- The priest’s careful examination. Like a physician or a judge, the priest looked closely at the mark, its depth, the colour and texture of the hair. He did not rush to judgment. This models how the community of faith must exercise discernment, neither condemning too quickly nor ignoring clear warning signs.
- Quarantine and patience. The two periods of seven days gave time for the disease to reveal its true nature. In a world that demands instant answers, the biblical pattern honours process, waiting, and second opinions. Healing takes time, and so does discernment.
- Living with a clean declaration. Black hair growing in the scall, that was the sign of healing. The priest then pronounced the person clean, and they washed their clothes and reentered the community. The goal was always restoration, not permanent exclusion.
Five-point outline
- Distinct diagnosis: The scall on head or beard is treated as a distinct category, with its own signs (yellow hair, not white). God’s law is specific, not generic.
- Inclusion of women: Both men and women are subject to the same examination. The holiness code covers the whole people.
- The role of shaving: Shaving the area around the scall (but not the scall itself) allowed for clearer observation. Clarke warns this prevented irritation that could confuse the diagnosis. Wisdom and restraint guided the procedure.
- Two stages of quarantine: A second seven-day period after shaving shows a willingness to give the disease time to either spread or heal. Patience is built into the system.
- The decisive sign of healing: Black hair sprouting in the scall proved the condition had resolved. The priest’s word of “clean” restored the person to community and worship.
Illustration hooks
- A suspicious mole. You notice a spot on your skin that looks different. You go to the dermatologist. They take a biopsy, wait for results, and schedule a follow-up. The waiting is anxious, but the careful process brings clarity. The Levitical system functioned with similar medical caution, but with added spiritual weight.
- Waiting for a diagnosis. A lump, a blood test, a scan. You wait seven days, then seven more. The uncertainty itself can feel like isolation. In ancient Israel, the priest’s presence and the structured waiting gave the person a framework for hope.
- A teacher grading papers. A good teacher does not mark a paper in thirty seconds. They read carefully, note patterns, and give feedback over time. The priest’s repeated examinations mirror that patient, thorough attention.
Questions your congregation is asking
- Why does the Old Testament spend so many verses on skin diseases? It seems obscure to us, but these laws taught Israel about holiness, community boundaries, and God’s concern for bodily life. Every detail mattered because God cares about all of life.
- Does this apply to Christians today? The ceremonial purity laws are fulfilled in Christ, but the principles of careful discernment, patient waiting, and the goal of restoration still guide the church. The heart of the law, love for God and neighbour, shines through these rules.
- Why include women in this law? Women are fully part of the covenant community and subject to the same standards of purity. This law removes any assumption that women are secondary in matters of holiness.
Leading a Discussion
This passage offers a window into how ancient Israel understood holiness, health, and community. The detailed diagnostic procedure for a skin condition on the head or beard may feel foreign to us, but it reveals a God who cares about the concrete realities of human bodies and relationships. As you discuss, consider what this law says about God’s character and about the seriousness of being part of a covenant people.
Discussion questions
- Observation: What specific signs does the priest look for when examining a possible scall on the head or beard? What do these signs indicate about the condition?
- Observation: How many times does the priest examine the person? What happens between these examinations (shaving, quarantine)? Why is the process so deliberate?
- Interpretation: Why does the law highlight yellow hair versus black hair? What did the colour of the hair communicate about the state of the disease? (Wesley: black hair was a sign of soundness and strength of nature.)
- Interpretation: The text explicitly includes both men and women. Why is this noteworthy in the context of ancient Israel? What does this tell us about the scope of God’s holiness requirements?
- Interpretation: The scall is called “leprosy of the head or beard,” yet some commentators (e.g., Barnes) argue it was a different condition. How does the text itself treat the relationship between the scall and other forms of leprosy in the chapter?
- Application: The priest’s role required careful, repeated observation before making a judgment. How can we apply this principle of patient discernment in our own spiritual lives or in church discipline?
- Application: The goal of the process was a declaration of cleanness and restoration to the community. How does this foreshadow the work of Christ, who cleanses us and restores us to fellowship with God and others?
Word Study
The key original-language words in this verse. Select any word for its full lexicon entry — meaning, every occurrence in Scripture, and related words.
Cross-References
Source: Treasury of Scripture Knowledge (TSK, public domain)
| I Kings 8:38 | whatever prayer and supplication is made by any man, or by all your people Israel, who shall each know the plague of his own heart, and spread out his hands toward this house, |
| I Kings 12:28 | So the king took counsel, and made two calves of gold; and he said to them, “It is too much for you to go up to Jerusalem. Look and behold your gods, Israel, which brought you up out of the land of Egypt!” |
| II Chronicles 6:29 | whatever prayer and supplication is made by any man, or by all your people Israel, who will each know his own plague and his own sorrow, and shall spread out his hands toward this house, |
| Psalms 53:4 | Have the workers of iniquity no knowledge, who eat up my people as they eat bread, and don’t call on God? |
| Isaiah 1:5 | Why should you be beaten more, that you revolt more and more? The whole head is sick, and the whole heart faint. |
| Isaiah 5:20 | Woe to those who call evil good, and good evil; who put darkness for light, and light for darkness; who put bitter for sweet, and sweet for bitter! |
| Isaiah 9:15 | The elder and the honorable man is the head, and the prophet who teaches lies is the tail. |
| Micah 3:11 | Her leaders judge for bribes, and her priests teach for a price, and her prophets of it tell fortunes for money; yet they lean on Yahweh, and say, “Isn’t Yahweh among us? No disaster will come on us.” |
Interlinear and lexical data from STEPBible (CC BY 4.0). Cross-reference data from OpenBible.info (CC BY 4.0). Commentaries are public domain.
For personal reflection
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What the Commentators Say
10 public-domain commentaries, condensed into plain language.
Adam Clarke's Commentary Methodist/Wesleyan 1826
Clarke explains that the disease described causes hair to fall out from the roots on the head or chin. He notes the instruction not to shave the scall was practical: shaving could irritate and inflame the spot, creating additional appearances that would hinder the priest's accurate judgment.
Barnes' Notes on the Bible Protestant 1832
Barnes rejects the translation "scall" as misleading; he says the original Hebrew (netheq) refers to a true elephantiasis, sometimes called fox mange, which is unrelated to leprosy. He also clarifies that the phrase "black hair" is more likely "yellow hair," and "be at a stay" means the appearance does not change.
Calvin's Commentaries Reformed 1564
Calvin clarifies that not every baldness is a sign of leprosy; ordinary hair loss from age or illness does not defile a person. The difficulty is that some conditions, like ophiasis and alopecia, closely resemble leprosy at first glance, making careful distinction necessary.
Cambridge Bible for Schools and Colleges Anglican 1880
This commentary draws attention to two rare Hebrew words in this passage: "yellow" appears only here and
Geneva Bible Notes Reformed 1599
The Geneva notes detail the priest's examination of skin sores on the head or beard. A spot sinking below the skin with a thin yellow hair signals uncleanness, but black hair growing in a stable, non-spreading spot shows healing. The priest quarantines uncertain cases, shaving around the spot but not on it.
Gill's Exposition of the Bible Baptist 1748
Gill gives this law a symbolic reading: leprosy on the head or beard represents errors in judgment and false doctrines that corrupt teachers and hearers. He also stresses that the priest’s declaration of clean or unclean follows the actual condition, not the other way around — the truth of the case determines the sentence.
Keil & Delitzsch OT Commentary Protestant 1876
Keil and Delitzsch emphasize that leprosy on the head or chin received a specific name, nethek, from the way it plucks out or tears off the hair. They also point to a likely scribal error in the Hebrew text, arguing the original probably read "yellow" hair rather than "black" in one diagnostic description.
Lange's Commentary Reformed 1857
Lange sees leprosy as a death element in the blood, placed alongside birth as a symbol of all human corruption. It is a speaking picture of sin that excludes its bearer from God's people, with the priest acting as both physician and judge.
Matthew Henry's Commentary Reformed/Presbyterian 1710
Henry draws attention to the careful distinctions the priest must make after a boil heals. A scar that remains low, turns white, or spreads reveals underlying corruption, but a mark that stays and darkens is harmless. This teaches that past afflictions can leave traces that need patient spiritual examination.
Wesley's Explanatory Notes Methodist/Wesleyan 1754
Wesley explains that a leprous spot in the head or beard turns the hair yellow and thin, while black hair proves the person is healthy. Shaving the area allows a clearer view of whether the infection spreads, which would confirm leprosy without needing further searching.