Psalm 10:7
His mouth is full of cursing, deceit, and violence; trouble and malice are under his tongue.

Isaiah 59:3-4
For your hands are stained with blood, and your fingers with iniquity; your lips have spoken lies, and your tongue mutters injustice. / No one calls for justice; no one pleads his case honestly. They rely on empty pleas; they tell lies; they conceive mischief and give birth to iniquity.

Matthew 12:34-37
You brood of vipers, how can you who are evil say anything good? For out of the overflow of the heart the mouth speaks. / The good man brings good things out of his good store of treasure, and the evil man brings evil things out of his evil store of treasure. / But I tell you that men will give an account on the day of judgment for every careless word they have spoken. ...

James 3:6-8
The tongue also is a fire, a world of wickedness among the parts of the body. It pollutes the whole person, sets the course of his life on fire, and is itself set on fire by hell. / All kinds of animals, birds, reptiles, and creatures of the sea are being tamed and have been tamed by man, / but no man can tame the tongue. It is a restless evil, full of deadly poison.

Psalm 58:3-4
The wicked are estranged from the womb; the liars go astray from birth. / Their venom is like the venom of a snake, like a cobra that shuts its ears,

Romans 3:13-14
“Their throats are open graves; their tongues practice deceit.” “The venom of vipers is on their lips.” / “Their mouths are full of cursing and bitterness.”

Isaiah 5:23
who acquit the guilty for a bribe and deprive the innocent of justice.

Micah 7:3
Both hands are skilled at evil; the prince and the judge demand a bribe. When the powerful utters his evil desire, they all conspire together.

Matthew 15:18-19
But the things that come out of the mouth come from the heart, and these things defile a man. / For out of the heart come evil thoughts, murder, adultery, sexual immorality, theft, false testimony, and slander.

Jeremiah 5:26-28
For among My people are wicked men; they watch like fowlers lying in wait; they set a trap to catch men. / Like cages full of birds, so their houses are full of deceit. Therefore they have become powerful and rich. / They have grown fat and sleek, and have excelled in the deeds of the wicked. They have not taken up the cause of the fatherless, that they might prosper; nor have they defended the rights of the needy.

Hosea 4:1-2
Hear the word of the LORD, O children of Israel, for the LORD has a case against the people of the land: “There is no truth, no loving devotion, and no knowledge of God in the land! / Cursing and lying, murder and stealing, and adultery are rampant; one act of bloodshed follows another.

1 Timothy 4:2
influenced by the hypocrisy of liars, whose consciences are seared with a hot iron.

Psalm 12:2-4
They lie to one another; they speak with flattering lips and a double heart. / May the LORD cut off all flattering lips and every boastful tongue. / They say, “With our tongues we will prevail. We own our lips—who can be our master?”

Isaiah 32:6
For a fool speaks foolishness; his mind plots iniquity. He practices ungodliness and speaks falsely about the LORD; he leaves the hungry empty and deprives the thirsty of drink.

2 Peter 2:3
In their greed, these false teachers will exploit you with deceptive words. The longstanding verdict against them remains in force, and their destruction does not sleep.