Proverbs 6:14

6:14 he plots evil with perverse thoughts in his heart,

he spreads contention at all times.

Proverbs 28:26

28:26 The one who trusts in his own heart is a fool,

but the one who walks in wisdom will escape.

Proverbs 26:25

26:25 When he speaks graciously, do not believe him,

for there are seven abominations within him.