Psalms 36:3 KJV

The words of his mouth are iniquity and deceit: he hath left off to be wise, and to do good.
Psalms 36:3, King James Version

In context

2 For he flattereth himself in his own eyes, until his iniquity be found to be hateful.

3 The words of his mouth are iniquity and deceit: he hath left off to be wise, and to do good.

4 He deviseth mischief upon his bed; he setteth himself in a way that is not good; he abhorreth not evil.