Proverbs 12:23

23 aA prudent man conceals knowledge,
bbut the heart of fools proclaims folly.

Proverbs 29:12

12If a ruler listens to falsehood,
all his officials will be wicked.

Micah 7:5

5 cPut no trust in a neighbor;
have no confidence in a friend;
guard dthe doors of your mouth
from her who lies in your arms;
Hebrew bosom

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