In Proverbs 14:25, the same faithful vs deceitful witness contrast is deepened by noting its life-and-death consequences.

In Proverbs 6:19, a false witness is listed among things the Lord hates — reinforcing the condemnation in Proverbs 14:5.

In Proverbs 12:17, the truthful witness shows righteousness — another proverb contrasting faithful and false testimony.

In Proverbs 19:5, a false witness will not escape punishment — adding a consequence not stated in Proverbs 14:5.

In Proverbs 19:9, the same principle is reinforced with a clear consequence: the false witness will be punished and will perish.

Proverbs 24:28 directly warns against testifying against a neighbor without cause or using lips to mislead.

Proverbs 6:17 lists a lying tongue as one of the things the Lord hates, connecting false witness to divine abhorrence.

In Proverbs 13:5, a righteous man hates lying — broadening the principle from witness to general truthfulness.

Proverbs 11:13 contrasts a gossip (betraying confidence) with a trustworthy person, echoing the theme of truthful speech.

Exodus 20:16 gives the commandment against bearing false witness, which Proverbs 14:5 applies in wisdom terms.

Exodus 23:1 expands on the command: not only false witness but also spreading false reports and joining with malicious witnesses.

1 Kings 21:13 provides a narrative example: two false witnesses testify against Naboth, leading to his stoning.

In 1 Kings 22:12-14, Micaiah exemplifies the faithful witness, speaking only God's word despite pressure from false prophets.

Jeremiah 23:28 contrasts faithful speaking of God's word with false dreams, paralleling the faithful vs false witness theme.