King James Version

What Does 2 Peter 2:21 Mean?

2 Peter 2:21 in the King James Version says “For it had been better for them not to have known the way of righteousness, than, after they have known it, to turn from...” — study this verse from 2 Peter chapter 2 with commentary, cross-references, and original Greek word analysis.

“For it had been better for them not to have known the way of righteousness, than, after they have known it, to turn from the holy commandment delivered unto them.”

2 Peter 2:21 · KJV

Salvation

Context

19

While they promise them liberty, they themselves are the servants of corruption: for of whom a man is overcome, of the same is he brought in bondage.

20

For if after they have escaped the pollutions of the world through the knowledge of the Lord and Saviour Jesus Christ, they are again entangled therein, and overcome , the latter end is worse with them than the beginning.

21

For it had been better for them not to have known the way of righteousness, than, after they have known it, to turn from the holy commandment delivered unto them.

22

But it is happened unto them according to the true proverb, The dog is turned to his own vomit again; and the sow that was washed to her wallowing in the mire.

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Commentary

KJV Study Commentary
Chapter 2, verse 21 - Comprehensive theological analysis. Peter continues his urgent apostolic warning about the dangers facing the church. This verse contributes crucial insights to understanding false teachers' characteristics, God's judgment patterns, and believers' proper response. The Greek terminology reveals theological precision in Peter's argument, emphasizing both divine sovereignty in salvation and human responsibility in sanctification.

The immediate context connects to Peter's broader argument about maintaining doctrinal purity and moral integrity while awaiting Christ's return. Greek word studies illuminate the specific nature of the threats Peter identifies and the resources God provides for perseverance. This passage resonates with Old Testament prophetic warnings, Jesus' teaching about false prophets, and Paul's pastoral instructions, demonstrating biblical theology's consistency across testaments and authors.

Christ-centered interpretation reveals how this verse ultimately points to Jesus as the standard for truth, the source of power for godly living, and the coming Judge who will vindicate the faithful and condemn the wicked. The eschatological dimension reminds believers that present struggles occur within the larger framework of redemptive history culminating in Christ's glorious return and the establishment of the new heavens and new earth.

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Historical & Cultural Context

The first-century church faced unique challenges from both pagan Greco-Roman culture and Jewish opposition, while also contending with internal threats from false teachers who distorted apostolic doctrine. Peter writes in the shadow of Nero's persecution (AD 64-68) and his own approaching martyrdom, making this letter his urgent final testament to the churches. Early Gnostic influences promoting secret knowledge, antinomian ethics, and denial of Christ's physical return created the specific heresies Peter addresses.

Understanding the social, religious, and philosophical context of the Roman Empire illuminates Peter's concerns and arguments. The delay of Christ's parousia created pastoral challenges as expectations of imminent return gave way to questions about timing and certainty. Jewish apocalyptic literature, Greco-Roman moral philosophy, and mystery religions all influenced how different groups understood salvation, ethics, and eschatology, requiring apostolic clarification to maintain orthodox Christianity.

Reflection Questions

  1. How does this verse challenge compromises you might be tempted to make for cultural acceptance or personal comfort?
  2. What practices would help you grow in discernment to recognize and resist false teaching in its contemporary forms?
  3. How should the certainty of Christ's return and judgment shape your priorities, relationships, and use of time and resources?

Original Language Analysis

Greek · 19 words
κρεῖττον1 of 19

“better”

G2909

stronger, i.e., (figuratively) better, i.e., nobler

γὰρ2 of 19

“For”

G1063

properly, assigning a reason (used in argument, explanation or intensification; often with other particles)

ἦν3 of 19

“it had been”

G2258

i (thou, etc.) was (wast or were)

αὐτοῖς4 of 19

“for them”

G846

the reflexive pronoun self, used (alone or in the comparative g1438) of the third person, and (with the proper personal pronoun) of the other persons

μὴ5 of 19

“not”

G3361

(adverb) not, (conjunction) lest; also (as an interrogative implying a negative answer (whereas g3756 expects an affirmative one)) whether

ἐπιγνοῦσιν6 of 19

“after they have known”

G1921

to know upon some mark, i.e., recognize; by implication, to become fully acquainted with, to acknowledge

τὴν7 of 19
G3588

the (sometimes to be supplied, at others omitted, in english idiom)

ὁδὸν8 of 19

“the way”

G3598

a road; by implication, a progress (the route, act or distance); figuratively, a mode or means

τῆς9 of 19
G3588

the (sometimes to be supplied, at others omitted, in english idiom)

δικαιοσύνης10 of 19

“of righteousness”

G1343

equity (of character or act); specially (christian) justification

ἢ11 of 19

“than”

G2228

disjunctive, or; comparative, than

ἐπιγνοῦσιν12 of 19

“after they have known”

G1921

to know upon some mark, i.e., recognize; by implication, to become fully acquainted with, to acknowledge

ἐπιστρέψαι13 of 19

“it to turn”

G1994

to revert (literally, figuratively or morally)

ἐκ14 of 19

“from”

G1537

a primary preposition denoting origin (the point whence action or motion proceeds), from, out (of place, time, or cause literal or figurative; direct

τῆς15 of 19
G3588

the (sometimes to be supplied, at others omitted, in english idiom)

παραδοθείσης16 of 19

“delivered”

G3860

to surrender, i.e yield up, entrust, transmit

αὐτοῖς17 of 19

“for them”

G846

the reflexive pronoun self, used (alone or in the comparative g1438) of the third person, and (with the proper personal pronoun) of the other persons

ἁγίας18 of 19

“the holy”

G40

sacred (physically, pure, morally blameless or religious, ceremonially, consecrated)

ἐντολῆς19 of 19

“commandment”

G1785

injunction, i.e., an authoritative prescription

Study Guide

Historical Context

This verse is found in the book of 2 Peter. Understanding the historical and cultural background helps illuminate its meaning for the original audience and for us today.

Theological Significance

2 Peter 2:21 contributes to our understanding of God's character and His relationship with humanity. Consider how this verse connects to the broader themes of Scripture.

Cross-References

Verses related to 2 Peter 2:21 from Treasury of Scripture Knowledge

Ezekiel 18:24Hebrews 6:4-6James 4:17Ezekiel 3:20Luke 12:47John 15:22

Test Your Knowledge

2 Peter 2 QuizTest your knowledge of this chapter2 Peter Book QuizComprehensive quiz for the entire book

Continue Your Study

Read 2 Peter 2 with CommentaryAll 2 Peter ChaptersComplete 2 Peter QuizBible CharactersNave's Topical BibleAll Bible Quizzes