Proverbs 14:25 (BSB)

A truthful witness saves lives, but one who utters lies is deceitful.

From Proverbs 14. Also in the ESV.

Commentary on Proverbs 14:25

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Proverbs 14:25: See here, 1. How much praise is due to a faithful witness: He delivers the souls of the innocent, who are falsely accused, and their good names, which are as dear to them as their lives. A man of integrity will venture the displeasure of the greatest, to bring truth to light and rescue those who are injured by falsehood.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Proverbs 14:25: A true witness delivereth souls,.... Or, "a witness of truth" (x): one that witnesses truth upon oath in a court of judicature, he "delivers souls"; men, not one man only, but many; a whole family, or more, in danger of being ruined; he delivers them, as the Septuagint and Arabic versions add, "from evils"; from evil charges and accusations brought against them; from the oppression...
• Jamieson-Fausset-Brown (Reformed), Commentary Critical and Explanatory on the Whole Bible on Proverbs 14:25: Life often depends on truth-telling. a deceitful . . . lies--He that breathes out lies is deceit, not to be trusted (Pro 14:5).
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on Proverbs 14:25: Pro 14:25 25 A witness of truth delivereth souls; But he who breathes out lies is nothing but deception. When men, in consequence of false suspicions or of false accusations, fall into danger of their lives (דיני נפשׁות is the designation in the later language of the law of a criminal process), then a tongue which, pressed by conscientiousness and not deterred by cowardice, will utter the truth, saves them.