The Bible › Proverbs › Chapter 12
Proverbs 12:23
King James Version
A prudent man concealeth knowledge: but the heart of fools proclaimeth foolishness.
Berean Standard Bible
A shrewd man keeps his knowledge to himself, but a foolish heart proclaims its folly.
World English Bible
A prudent man keeps his knowledge, but the hearts of fools proclaim foolishness.