Psalm 50:19
You give your mouth free reign for evil, and your tongue devises deceit.
Psalm 10:7
Their mouth is full of curses, lies, and oppression, their tongues spread trouble and iniquity.
Psalm 5:9
But as for the wicked, they do not speak truth at all. Inside them there is only wickedness. Their throat is an open grave, on their tongue is deceitful flattery.
Psalm 12:2-3
Everyone speaks lies to his neighbor; they speak with flattering lips and hidden motives.
Psalm 36:3-4
The words from his mouth are vain and deceptive. He has abandoned behaving wisely and doing good.
Psalm 52:2-4
Your tongue, like a sharp razor, devises wicked things and crafts treachery.
Psalm 55:12
For it is not an enemy who insults me I could have handled that nor is it someone who hates me and who now arises against me I could have hidden myself from him
Psalm 55:21
His mouth is as smooth as butter, while war is in his heart. His words were as smooth as olive oil, while his sword is drawn.
Psalm 64:3-5
who sharpen their tongues like swords, and aim their bitter words like arrows,
Isaiah 59:3-4
For your hands are defiled with blood, and your fingers with iniquity; your tongue mutters wickedness.
Jeremiah 9:5
People deceive their friends, and they don't tell the truth. They have taught their tongues to tell lies. They exhaust themselves practicing evil.
Hosea 4:2
Swearing, lying, murder, theft, and adultery are rampant, and blood mingles with blood.
Romans 3:13-14
Their throats are open graves. With their tongues they deceive. The venom of poisonous snakes is under their lips.
James 3:5-9
In the same way, the tongue is a small part of the body, yet it can boast of great achievements. A huge forest can be set on fire by a little flame.
Revelation 21:8
But people who are cowardly, unfaithful, detestable, murderers, sexually immoral, sorcerers, idolaters, and all liars will find themselves in the lake that burns with fire and sulfur. This is the second death."