Proverbs 18:20
A man's belly shall be satisfied with the fruit of his own mouth, and with the increase of his lips shall he be filled.
Proverbs 12:13-14
The wicked falleth into the snare through the malice of his own mouth; but the just shall escape out of peril.
Proverbs 13:2
A good man shall enjoy the fruit of his mouth; but he that hath a froward mind, shall be spoiled.
Proverbs 22:18
for it is a pleasant thing if thou keep it in thine heart, and practice it in thy mouth -
Proverbs 22:21
That I might show thee the truth and that thou with the verity mightest answer them that lay anything against thee?
Proverbs 25:11-12
A word spoken in due season, is like apples of gold in a silver dish.