Proverbs 18:20 (BSB)

From the fruit of his mouth a man’s belly is filled; with the harvest from his lips he is satisfied.

From Proverbs 18. Also in the ESV.

Commentary on Proverbs 18:20

• Matthew Henry (Presbyterian), Matthew Henry's Complete Commentary on Proverbs 18:20: Note, 1. Our comfort depends very much upon the testimony of our own consciences, for us or against us. The belly is here put for the conscience, as Pro 20:27. Now it is of great consequence to us whether that be satisfied, and what that is filled with, for, accordingly, will our satisfaction be and our inward peace. 2.
• John Gill (Reformed Baptist), Exposition of the Old and New Testaments on Proverbs 18:20: A man's belly shall be satisfied with the fruit of his mouth,.... With his own words and discourses, when they are prudent, pious, and savoury; when they are with grace, and minister it; they are satisfying to himself, to his own mind and conscience, and to his family; to all within his house, which is, as it were, his belly; but, if otherwise, it will...
• Jamieson-Fausset-Brown (Reformed), Commentary Critical and Explanatory on the Whole Bible on Proverbs 18:20: (Compare Pro 12:14; Pro 13:2). Men's words are the fruit, or, increase of his lips, and when good, benefit them. satisfied with--(Compare Pro 1:31; Pro 14:14).
• Keil & Delitzsch (Lutheran), Biblical Commentary on the Old Testament on Proverbs 18:20: Pro 18:20 20 Of the fruit which a man’s mouth bringeth is his heart satisfied; By the revenue of his lips is he filled. He will taste in rich measure of the consequences not merely of the good (Pro 12:14, cf. Pro 13:2), but of whatever he has spoken.