Proverbs 19:5 (BSB)

A false witness will not go unpunished, and one who utters lies will not escape.

From Proverbs 19. Also in the ESV.

Commentary on Proverbs 19:5

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Proverbs 19:5: Here we have, 1. The sins threatened - bearing false witness in judgment and speaking lies in common conversation. Men could not arrive at such a pitch of impiety as to bear false witness (where to the guilt of a lie is added that of perjury and injury) if they had not advanced to it by allowing themselves to speak untruths in jest and banter...
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Proverbs 19:5: A false witness shall not be unpunished,.... He that bears false witness against his neighbour in an open court of judicature; though be may not be detected by men, and so escape the punishment due to such offenders by the laws of God and men; yet God, who knows all hearts and actions, will not suffer him to go with impunity; if not punished in...
• Jamieson-Fausset-Brown (Reformed), Commentary Critical and Explanatory on the Whole Bible on Proverbs 19:5: Compare Pro 19:9, where perish explains not escape here (compare Psa 88:9-10).
• Geneva Bible Notes (Reformed), Geneva Bible Study Notes on Proverbs 19:1-6: A man [that hath] friends must show himself friendly: and there is a friend [that] sticketh closer than a brother. (q) That is, often such are found who are more ready to do pleasure, than he that is more bound by duty.