Proverbs 12:20 in the King James Version
Deceit is in the heart of them that imagine evil: but to the counsellors of peace is joy.
Context
19 Truth’s lips will be established forever, but a lying tongue is only momentary.
20 Deceit is in the heart of those who plot evil, but joy comes to the promoters of peace.
21 No mischief shall happen to the righteous, but the wicked shall be filled with evil.