Cross reference
Proverbs 17:20
20 One who has a perverse heart doesn't find prosperity, And one who has a deceitful tongue falls into trouble.
Proverbs 18:6-7
6 A fool's lips come into strife, And his mouth invites beatings.
7 A fool's mouth is his destruction, And his lips are a snare to his soul.
Proverbs 10:31
31 The mouth of the righteous brings forth wisdom, But the perverse tongue will be cut off.
James 3:6-8
6 And the tongue is a fire. The world of iniquity among our members is the tongue, which defiles the whole body, and sets on fire the course of nature, and is set on fire by Gehenna.{Gehenna is a name that describes a burning Hell with rotting bodies and unclean things in it}
7 For every kind of animal, bird, creeping thing, and thing in the sea, is tamed, and has been tamed by mankind.
8 But nobody can tame the tongue. It is a restless evil, full of deadly poison.
Ecclesiastes 10:12
12 The words of a wise man's mouth are gracious; but a fool is swallowed by his own lips.
Proverbs 10:14
14 Wise men lay up knowledge, But the mouth of the foolish is near ruin.
Proverbs 10:10
10 One winking with the eye causes sorrow, But a chattering fool will fall.
Proverbs 8:13
13 The fear of Yahweh is to hate evil. I hate pride, arrogance, the evil way, and the perverse mouth.
Proverbs 6:12-15
12 A worthless person, a man of iniquity, Is he who walks with a perverse mouth;
13 Who winks with his eyes, who signals with his feet, Who motions with his fingers;
14 In whose heart is perverseness, Who devises evil continually, Who always sows discord.
15 Therefore his calamity will come suddenly. He will be broken suddenly, and that without remedy.
Proverbs 3:32
32 For the perverse is an abomination to Yahweh, But his friendship is with the upright.
Psalms 18:26
26 With the pure, you will show yourself pure. With the crooked you will show yourself shrewd.