Leviticus 15:17 · Bible study
Leviticus 15:17 Commentary: Ceremonial Uncleanness from Semen
Hebrew · 6 what the commentators say
Meaning in one sentence
Examines the ritual purity law of Leviticus 15:17: why seminal emission makes garments unclean, and what this teaches about holiness for today.
Research Summary
- Meaning: Semen on clothing or leather makes it ceremonially unclean; washing and a one-day waiting period restore it.
- Key words: shekhvat-zara (laying of seed), kubbas (washed by treading), tame (unclean).
- Main debate: No significant dispute over the verse itself; debate concerns whether the uncleanness implies sin or simply ritual impurity.
- Theological theme: God’s holiness demands separation from bodily emissions; cleansing is temporary and graciously provided.
- Best use: Teaching the purpose of OT ceremonial law as preparation for Christ’s definitive cleansing.
Translation Comparison
BSB Berean Standard Bible 2020
Any clothing or leather on which there is an emission of semen must be washed with water, and it will remain unclean until evening.
WEB World English Bible 2000
Every garment and every skin which the semen is on shall be washed with water, and be unclean until the evening.
KJV King James Version 1769
And every garment, and every skin, whereon is the seed of copulation, shall be washed with water, and be unclean until the even.
ASV American Standard Version 1901
And every garment, and every skin, whereon is the seed of copulation, shall be washed with water, and be unclean until the even.
YLT Young's Literal Translation 1898
`And any garment, or any skin on which there is seed of copulation, hath also been washed with water, and been unclean till the evening.
Darby Darby Bible 1890
And every garment, and every skin, whereon the seed of copulation shall be, shall be washed with water, and be unclean until the even.
Douay-Rheims Douay-Rheims Bible 1899
The garment or skin that he weareth, he shall wash with water: and it shall be unclean until the evening.
Translations in other languages (10 available)
Y toda vestimenta, ó toda piel sobre la cual hubiere el derramamiento del semen, lavaráse con agua, y será inmunda hasta la tarde.
E toda vestimenta, ou toda pele sobre a qual houver o derramamento seminal, lavará com água, e será impura até à tarde.
Tout vêtement et toute peau qui en seront atteints seront lavés dans l’ eau, et seront impurs jusqu’ au soir.
Und alles Kleid und alles Fell, das mit solchem Samen befleckt ist, soll er waschen mit Wasser und unrein sein bis auf den Abend.
Ook alle kleed, en alle vel, aan hetwelk het zaad des bijliggens wezen zal, dat zal met water gewassen worden, en onrein zijn tot aan den avond.
Ogni veste e ogni pelle su cui sarà seme genitale, si laveranno nell’acqua e saranno impuri fino alla sera.
Każda też szata, i każda skóra, na której by było nasienie złączenia, wyprana będzie wodą, a będzie nieczystą aż do wieczora.
и всякая одежда и всякая кожа, на которую попадет семя, должна быть вымыта водою, и нечиста будет до вечера;
無論 是衣服是 皮子，被 精 所 染，必不潔淨 到 晚上，並要用水 洗。
And any clothing or skin on which the seed comes is to be washed with water and be unclean till evening.
Verse in Context
Original Language (Biblical Hebrew)
Old Testament · Biblical Hebrew · Leviticus 15:17
Source: STEPBible TAGNT/TEHB (CC-BY 4.0). Click or tap a morphology code to see the full parsing.
Scholars' Consensus
Commentators across traditions agree that Leviticus 15:17 prescribes a temporary, ceremonial uncleanness. The garment or leather that has touched semen must be washed and remains unclean until evening. Keil and Delitzsch note that an involuntary emission defiles both the man and any object it touches for the entire day, requiring washing of the body and the polluted items. Gill points out that the same law extends to other vessels, emphasizing that uncleanness spreads. Barnes adds that many ancient religions had similar purity practices, yet Israel’s laws were tied directly to God’s holy presence among them (see Lev 15:31). The consensus is clear: the impurity is not moral or sinful but ceremonial, teaching Israel to honor God’s holiness by observing boundaries around bodily functions.
How settled is the interpretation?
Interpretive difficulty: Low
What is clear: The text mandates that any garment or leather that touches semen must be washed and is unclean until evening.
What Scholars Agree and Debate
| Topic | Agreed | Debated |
|---|---|---|
| Nature of uncleanness | The impurity is ceremonial, not moral, it does not indicate sin. | Some traditions see it as a shadow of original sin (e.g., Augustine), while others strictly limit it to ritual purity. |
| Duration of uncleanness | The uncleanness ends at evening after washing. | No debate; all sources note the temporary nature. |
| Application for today | The law is part of the Mosaic covenant and does not bind Christians directly. | How to apply the principle varies: some see a present lesson about holiness in daily life; others see only Christological typology. |
Historical & Cultural Context
Leviticus 15 sits within the Holiness Code’s instructions for purity. The tabernacle stood at the center of the camp, and God’s presence required that no pollution approach the sanctuary (Lev 15:31). Verse 17 must be read alongside vv.16, 18, which address seminal emission during sleep or intercourse. The law treats both involuntary and voluntary emissions as causing the same temporary uncleanness: washing of the body and of any fabric or leather that touched the fluid. A garment or hide was common household material, clothing, bedding, tent skins. The rule protected sacred space from contact with bodily discharges, which symbolize the boundary between life and death, creation and decay. Purification by water was accessible and restored the person by evening, underscoring that this was not a permanent stain but a daily reality of living in a fallen, physical world. Matthew Henry observes that such laws taught Israel to value holiness in the most intimate areas of life.
Textual Notes
The consulted sources note no significant textual variants for Leviticus 15:17. The Hebrew text is stable across manuscripts (MT, LXX, and Targums agree on the wording). The supplied translations differ only in phrasing, not in meaning.
Reception History
In Jewish tradition, Leviticus 15:17 was read as part of the detailed purity laws (tractate Zavim). The rabbis extended the uncleanness to other utensils, as Gill notes. Christian interpreters from the early church (Origen, Augustine) often allegorized the impurity as a symbol of sin and the washing as a type of baptism. Matthew Henry (18th century) and Keil & Delitzsch (19th century) treated it as a historical, ceremonial regulation that pointed to the need for inward purity fulfilled in Christ. Today, many Christians study the passage to understand the Old Testament’s careful attention to bodily life and the atoning work that permanent cleansing requires.
Preaching This Verse
Three-point outline
- The nature of uncleanness: Even natural bodily processes create ceremonial impurity, showing that human beings live under the shadow of the fall.
- The remedy of washing: Water and time suffice, no blood sacrifice is needed for this impurity, pointing to God’s practical means of restoration.
- The end of the day: uncleanness lifts at evening, symbolizing that impurity is temporary and that God provides a rhythm of cleansing.
Five-point outline
- Bodily reality: The law acknowledges the physical nature of human existence.
- Contagion of impurity: Semen on a garment makes the garment unclean, showing how pollution spreads.
- Community responsibility: Individuals must wash their own belongings to keep the camp pure.
- Temporary state: The impurity ends at sunset, restoring the person to full fellowship.
- Gospel fulfillment: Christ’s once-for-all cleansing replaces these repeated washings (Hebrews 9:13, 14).
Illustration hooks
- Stained clothing: Just as a stain on a favourite shirt requires immediate washing, this law treated impurity as something that must be addressed promptly.
- Quarantine protocol: A temporary isolation (until evening) mirrors modern health guidelines, short, purposeful separation for the sake of the whole community.
Questions your congregation is asking
- Why does God seem so concerned about bodily fluids in the Old Testament?
- Does this law mean that sex or natural bodily functions are shameful?
- How does this ancient rule shape how I think about holiness in my daily life today?
Leading a Discussion
This verse is part of God’s instruction to ancient Israel about living in close proximity to His holy presence. The rules may seem foreign, but they carry principles that help us understand God’s character and the purpose of the law.
Discussion questions
- What does the verse require to happen when semen touches a garment or leather? (Read Lev 15:16, 18 for context.)
- Why do you think the uncleanness lasts only until evening? What does that show about God’s design?
- According to Leviticus 15:31, why were these purity laws necessary? How does the tabernacle’s location affect the answer?
- The commentator Keil and Delitzsch call this an “involuntary emission.” How does that shape your view of the person involved?
- In what ways does the New Testament reinterpret ritual impurity? Consider Hebrews 9:13, 14 or Mark 7:18, 23.
- How might this law affect the way ancient Israelites thought about their bodies and their relationship with God?
- What does this passage teach about God’s concern with the ordinary, physical aspects of life?
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.
Interlinear and lexical data from STEPBible (CC BY 4.0). Commentaries are public domain.
For personal reflection
Read the devotional page — prayer, application, and "for families"
What the Commentators Say
5 public-domain commentaries, condensed into plain language.
Barnes' Notes on the Bible Protestant 1832
Barnes observes that the laws about impurity and purification in this passage are not unique to Israel. Most ancient religions had similar concepts. He draws attention to this shared recognition across cultures, seeing it as a widespread human acknowledgment of the need for cleansing.
Geneva Bible Notes Reformed 1599
The Geneva note highlights the thoroughness of the purification required for any garment or leather touched by seminal emission. The item must be washed in water and remains unclean only until evening, a clear boundary that prevents ongoing defilement and restores the person for ordinary life.
Gill's Exposition of the Bible Baptist 1748
Gill observes that this uncleanness is considered a primary one, capable of defiling not only garments and skins but also all other vessels. The law specifies these items because such defilement is more likely to be found on them, but the same principle applies to everything else.
Keil & Delitzsch OT Commentary Protestant 1876
Keil and Delitzsch stress that the defilement extends beyond the person to any garment or leather the emission touches. Purification requires not only washing the polluted objects but also bathing the whole body, and this uncleanness lasts the entire day.
Lange's Commentary Reformed 1857
Lange argues that the sexual impurities in this chapter are moral and symbolic, not merely hygienic. Even natural, sinless bodily conditions are declared unclean to impress upon Israel sin's pervasive stain and separation from God. This complete contagion points beyond individual offerings to the necessity of a single, universal atonement.