II Peter 2:5 · Bible study
2 Peter 2:5 Commentary: Noah: Eighth Person, Preacher of Righteousness
Greek · 11 what the commentators say
Meaning in one sentence
Why Peter calls Noah 'the eighth person' and 'a preacher of righteousness' in a passage about God's judgment on the ancient world.
Research Summary
- Meaning: God judges the ancient world but preserves Noah and his family, using Noah as a herald of righteousness.
- Key words: “eighth” (ogdoon, idiom for one of eight), “preacher/herald” (kērux), “ungodly” (asebēs, without reverence).
- Main debate: Whether “eighth person” refers to Noah being one of eight saved (majority view) or the eighth preacher from Enos (minority view, Lightfoot).
- Theological theme: God’s justice in punishing the ungodly and his faithfulness in saving the righteous, however few.
- Best use: As part of a series (angels, flood, Sodom) for preaching on the certainty of judgment and the security of the remnant.
Translation Comparison
BSB Berean Standard Bible 2020
if He did not spare the ancient world when He brought the flood on its ungodly people, but preserved Noah, a preacher of righteousness, among the eight;
WEB World English Bible 2000
and didn’t spare the ancient world, but preserved Noah with seven others, a preacher of righteousness, when he brought a flood on the world of the ungodly,
KJV King James Version 1769
And spared not the old world, but saved Noah the eighth person, a preacher of righteousness, bringing in the flood upon the world of the ungodly;
ASV American Standard Version 1901
and spared not the ancient world, but preserved Noah with seven others, a preacher of righteousness, when he brought a flood upon the world of the ungodly;
YLT Young's Literal Translation 1898
and the old world did not spare, but the eighth person, Noah, of righteousness a preacher, did keep, a flood on the world of the impious having brought,
Darby Darby Bible 1890
and spared not [the] old world, but preserved Noe, [the] eighth, a preacher of righteousness, having brought in [the] flood upon [the] world of [the] ungodly;
Douay-Rheims Douay-Rheims Bible 1899
And spared not the original world, but preserved Noe, the eighth person, the preacher of justice, bringing in the flood upon the world of the ungodly.
Translations in other languages (10 available)
Y si no perdonó al mundo viejo, mas guardó á Noé, pregonero de justicia, con otras siete personas, trayendo el diluvio sobre el mundo de malvados;
Nem perdoou ao mundo antigo, mas guardou a Noé, anunciador da justiça, com outros sete, trazendo o dilúvio sobre o mundo dos ímpios;
s’ il n’ a pas épargné l’ancien monde, mais s’ il a sauvé Noé, lui huitième, ce prédicateur de la justice, lorsqu’ il fit venir le déluge sur un monde d’ impies;
und hat nicht verschont die vorige Welt, sondern bewahrte Noah, den Prediger der Gerechtigkeit, selbacht und führte die Sintflut über die Welt der Gottlosen;
En de oude wereld niet heeft gespaard, maar Noach, den prediker der gerechtigheid, zijn achttal bewaard heeft, als Hij den zondvloed over de wereld der goddelozen heeft gebracht;
e se non risparmiò il mondo antico ma salvò Noè predicator di giustizia, con sette altri, quando fece venir il diluvio sul mondo degli empi;
Także i pierwszemu światu nie przepuścił, ale Noego samoósmego, kaznodzieję sprawiedliwości, zachował, przywiódłszy potop na świat niepobożnych;
и если не пощадил первого мира, но в восьми душах сохранил семейство Ноя, проповедника правды, когда навел потоп на мир нечестивых;
神也 沒有 寬容 上古的 世代，曾叫洪水 臨到 那不敬虔的 世代，卻 保護了 傳 義 道的挪亞 一家八口。
And did not have mercy on the world which then was, but only kept safe Noah, a preacher of righteousness, with seven others, when he let loose the waters over the world of the evil-doers;
Verse in Context
Original Language (Koine Greek)
New Testament · Koine Greek · II Peter 2:5
Source: STEPBible TAGNT/TEHB (CC-BY 4.0). Click or tap a morphology code to see the full parsing.
Scholars' Consensus
Commentators agree that 2 Peter 2:5 functions as part of a chain of examples (angels, flood, Sodom) demonstrating God’s certainty in judging the ungodly while saving the righteous. The phrase “Noah the eighth person” (Greek ogdoon Nōe) is an idiom meaning Noah and seven others, as Clarke, Barnes, and the Cambridge Bible note, a construction common in both Greek and Latin historiography. Noah is called “a preacher of righteousness” (Greek kēruka dikaiosunēs, literally “herald of righteousness”). Calvin observes that Noah preached not only by his words but also by building the ark over 120 years, a living warning. Barnes adds that the argument is a fortiori: if God cut off an entire world, false teachers who oppose his righteousness cannot escape. The verse thus sets the pattern: judgment is certain, but God preserves a remnant, however small.
How settled is the interpretation?
Interpretive difficulty: Low
What is clear: God judges the ungodly and preserves the righteous, using the flood as a definitive example of certain judgment and faithful salvation.
What Scholars Agree and Debate
| Topic | Agreed | Debated |
|---|---|---|
| Meaning of 'eighth person' | All major commentators agree that the phrase means Noah plus seven others (his wife, three sons, and their daughters-in-law). | A minority view, noted by Lightfoot (cited in Calvin), holds that it means Noah was the eighth preacher of righteousness from Enos onward. Most reject this because the Greek idiom is well attested for counting a group. |
| Noah as a preacher of righteousness | Commentators agree that Noah proclaimed God’s righteousness, both in word (warning of judgment) and deed (building the ark, living righteously). | Some (e.g., Calvin) emphasize the preaching through action (building the ark as a visible sermon), while others (e.g., Gill) stress explicit verbal warnings from Jewish tradition. The difference is one of emphasis, not contradiction. |
| Purpose of the flood example in Peter's argument | The flood is used as a historical precedent showing that God judges the ungodly and saves the righteous, supporting Peter’s warning against false teachers. | The debate concerns how literally the flood should be interpreted; all commentators Peter cites treat it as a historical event. Modern readers may differ on historicity, but the text itself assumes it as real. |
Historical & Cultural Context
Peter writes to a church threatened by false teachers who deny Christ and live immorally (2:1, 2). To show that God will judge such rebellion, he reaches back to three well-known Old Testament judgments: fallen angels, the flood, and Sodom and Gomorrah. This pattern echoes Jesus’ own teaching in Luke 17:26, 29, where the days of Noah and Lot are models of unexpected judgment.
The phrase “the eighth person” (Greek ogdoon) reflects a common Greek idiom, an ordinal number used to indicate “one of a group of that many.” Adam Clarke cites examples from Appian and Andocides where “the third” means “he and two others.” So Noah is “the eighth” = Noah plus his wife, his three sons, and their wives (1 Peter 3:20 confirms eight people saved). This stresses the smallness of the faithful remnant against a densely populated “world of the ungodly.”
Noah is called a “preacher” (Greek kērux, herald). In ancient Greece, heralds were sacred messengers whose word was inviolable. Peter’s use of the term charges Noah with a divine commission. Although Genesis does not record Noah’s sermons, his long labor building the ark was itself a proclamation of coming judgment. Jewish tradition, echoed in Gill’s citation of rabbinic sources, attributes explicit warnings to Noah. The word “righteousness” here likely refers both to God’s righteous judgment (which Noah announced) and to the righteous life Noah embodied (Genesis 6:9; 7:1).
The “world of the ungodly” (Greek tōn asebōn) uses a word that Thayer defines as “destitute of reverential awe toward God.” The flood was not a natural disaster but a response to a world that had lost its fear of God. Peter’s readers, living under the shadow of Rome’s ungodliness, could find both warning and hope: judgment will come, but the righteous who trust and obey will be preserved.
Textual Notes
The supplied sources note no significant textual variants for 2 Peter 2:5. The Greek text is stable across manuscripts, with only trivial differences in word order that do not affect meaning.
Reception History
Throughout church history, 2 Peter 2:5 has been used to illustrate both divine judgment and the smallness of the faithful remnant. Early church writers like Clement of Alexandria saw Noah as a type of Christ, a herald of salvation to a perishing world. Augustine, in The City of God, contrasted the ark (the church) with the flood (judgment), drawing heavily on the number eight as a symbol of new creation (the eighth day of resurrection). Reformation commentators such as Calvin and Luther emphasized the a fortiori argument: if God did not spare the ancient world, he will certainly not spare false teachers today. Later evangelical preachers have used the verse to comfort believers who feel outnumbered: God preserved Noah, and he will preserve his people. The image of Noah as a “herald” has also shaped Christian thinking about the office of preaching as a sacred, authoritative declaration of God’s message.
Preaching This Verse
Three-point outline
- God judges the ungodly. The flood demonstrates that God does not spare the world when it abandons him. The repeated “if God did not spare…” (vv. 4, 6) builds an argument that false teachers will face the same fate.
- God preserves the righteous, however few. Noah was only one of eight, but God preserved him. The remnant reminds us that numerical odds are irrelevant to divine salvation.
- The righteous proclaim righteousness. Noah was not silent. He was a herald of God’s righteous ways and his coming judgment. The true teacher speaks and lives righteousness, in contrast to the false teachers who live unrighteously.
Five-point outline
- Spared not the ancient world, God’s judgment is no respecter of population size.
- Noah the eighth, salvation is personal, but it comes in community; the church is a small ark.
- Preacher of righteousness, our lives and words together form a witness to a watching world.
- Flood on the world of the ungodly, judgment is not arbitrary; it is a response to persistent rebellion.
- Connection to Christ (Matthew 24:37, 39), as in Noah’s day, so in the coming of the Son of Man: judgment and salvation arrive together.
Illustration hooks
- A weather warning: a meteorologist publicly warns of a hurricane while many ignore her. She is a “herald” of the coming storm, and a few take shelter.
- A lone whistleblower in a corrupt industry speaks the truth for years while colleagues mock him. After the scandal breaks, he alone is vindicated.
- A family in an apartment building smells smoke at 2 a.m. The parents wake their children and run, but most neighbors sleep through the alarm. They become “the eight” saved from the fire.
Questions your congregation is asking
- How can I be a “preacher of righteousness” without being obnoxious or self-righteous?
- If God saved only eight people, does that mean most people will be lost?
- How does the flood story fit with God’s love and patience?
Leading a Discussion
This verse sits in a passage where Peter strings together Old Testament examples to prove that God both judges evil and saves the faithful. Noah is held up as the model of a righteous person who was preserved when the whole world perished. As you work through these questions, notice how Peter uses this story to address the situation in his own church, and think about where God may be calling you to stand for righteousness.
Discussion questions
- What does the phrase “the eighth person” tell you about the scale of Noah’s witness and the extent of the judgment?
- Peter calls Noah “a preacher of righteousness.” Read Genesis 6:9 and 7:1. What evidence do those verses give that Noah was a man of righteousness?
- How does the fact that Noah was a “herald” (the Greek word kērux) deepen your understanding of his role? What kind of message do you think he delivered?
- Compare 2 Peter 2:5 with 2 Peter 2:1, 3. How does the example of Noah directly challenge the false teachers Peter is confronting?
- Why does Peter include the detail about the small number of survivors? What comfort or challenge does that offer to a church that feels outnumbered?
- In what areas of your life might God be calling you to be a “preacher of righteousness”, not necessarily with words, but through your actions and choices?
- How does this verse encourage you when you feel alone in standing for what is right?
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)
| Genesis 6:1 | When men began to multiply on the surface of the ground, and daughters were born to them, |
| Genesis 6:8 | But Noah found favor in Yahweh’s eyes. |
| Genesis 7:1 | Yahweh said to Noah, “Come with all of your household into the ship, for I have seen your righteousness before me in this generation. |
| Genesis 7:24 | The waters flooded the earth one hundred fifty days. |
| Job 22:15 | Will you keep the old way, which wicked men have trodden, |
| Job 22:16 | who were snatched away before their time, whose foundation was poured out as a stream, |
| Matthew 24:37 | As the days of Noah were, so will the coming of the Son of Man be. |
| Matthew 24:39 | and they didn’t know until the flood came and took them all away, so will the coming of the Son of Man be. |
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
Read the devotional page — prayer, application, and "for families"
What the Commentators Say
9 public-domain commentaries, condensed into plain language.
Adam Clarke's Commentary Methodist/Wesleyan 1826
Clarke clarifies that when Peter calls Noah the eighth person saved, the Greek idiom means Noah plus seven others, not that Noah was the eighth preacher. He supports this with examples from classical Greek literature where similar phrasing counts the speaker along with others.
Calvin's Commentaries Reformed 1564
Calvin reads "preacher of righteousness" practically: Noah's righteousness was shown not only in his words but in his anxious toil building the ark for 120 years
Cambridge Bible for Schools and Colleges Anglican 1880
The commentator highlights Peter's use of a typical argument from the greater to the lesser, noting that the phrase "Noah, the eighth person" is an idiom meaning Noah and seven others. The description of Noah as a preacher of righteousness is not explicitly stated in the Old Testament but is clearly implied by the narrative.
Geneva Bible Notes Reformed 1599
The note emphasizes that God's judgment on the ancient world was total, yet He singled out Noah and his family for salvation. Noah is described not merely as a survivor but as a preacher of righteousness, underscoring that his deliverance was tied to his faithful witness against the ungodly.
Gill's Exposition of the Bible Baptist 1748
Gill highlights Noah as a preacher of three kinds of righteousness: God's righteousness in judgment, moral righteousness by example, and the righteousness of faith in Christ. He warns that false teachers, who only appear righteous, cannot hope to escape the same judgment that drowned the entire ungodly world.
Jamieson-Fausset-Brown Commentary Protestant 1871
Jamieson, Fausset, and Brown highlight the stark contrast between the tiny remnant of eight righteous people and the teeming ungodly world. Noah is presented not only as a righteous man but also as a preacher of righteousness, a point Peter uses to condemn false teachers who face certain destruction like the world of Noah's day.
Matthew Henry's Commentary Reformed/Presbyterian 1710
Henry observes a recurring pattern: whenever God sends true prophets, the devil sends false ones to deceive. He notes that these false teachers secretly introduce destructive heresies, denying the very Lord who purchased them, and by doing so bring certain ruin on themselves and their followers.
Vincent's Word Studies Evangelical 1887
Vincent highlights the Greek word for "preacher" as "herald," a sacred office in the ancient world whose messengers were inviolable and bore symbols of peace. He connects this to Noah's role, noting the herald's fidelity and ambassadorial duties as a vivid picture of the gospel minister's calling.
Wesley's Explanatory Notes Methodist/Wesleyan 1754
Wesley highlights that God did not spare the antediluvian world, despite its vast numbers, but preserved only Noah and seven others. He notes Noah was both a preacher and a practitioner of righteousness, showing that a multitude of the ungodly provides no protection against divine judgment.