Proverbs 17:20
The perverse of heart findeth not good, And the turned in his tongue falleth into evil.
Psalm 18:26
With the pure Thou showest Thyself pure, And with the perverse showest Thyself a wrestler,
Proverbs 3:32
For an abomination to Jehovah is the perverted, And with the upright is His secret counsel.
Proverbs 6:12-15
A man of worthlessness, a man of iniquity, Walking with perverseness of mouth,
Proverbs 8:13
The fear of Jehovah is to hate evil; Pride, and arrogance, and an evil way, And a froward mouth, I have hated.
Proverbs 10:10
Whoso is winking the eye giveth grief, And a talkative fool kicketh.
Proverbs 10:14
The wise lay up knowledge, and the mouth of a fool is near ruin.
Proverbs 10:31
The mouth of the righteous uttereth wisdom, And the tongue of frowardness is cut out.
Proverbs 18:6-7
The lips of a fool enter into strife, And his mouth for stripes calleth.
Ecclesiastes 10:12
Words of the mouth of the wise are gracious, And the lips of a fool swallow him up.
James 3:6-8
and the tongue is a fire, the world of the unrighteousness, so the tongue is set in our members, which is spotting our whole body, and is setting on fire the course of nature, and is set on fire by the gehenna.