Psalm 50:19
Thou give thy mouth to evil, and thy tongue frames deceit.
Psalm 10:7
His mouth is full of cursing and deceit and oppression. Under his tongue is mischief and iniquity.
Psalm 5:9
For there is no faithfulness in their mouth. Their inward part is very wickedness. Their throat is an open sepulcher. With their tongue they {deceive (LXX/NT)}.
Psalm 12:2-3
They speak falsehood everyone with his neighbor. With flattering lip, and with a double heart, they speak.
Psalm 36:3-4
The words of his mouth are iniquity and deceit. He has ceased to be wise [and] to do good.
Psalm 52:2-4
Thy tongue devises wickedness, like a sharp razor, working deceitfully.
Psalm 55:12
For it was not an enemy who reproached me. Then I could have borne it. Neither was it he who hated me that magnified himself against me. Then I would have hid myself from him.
Psalm 55:21
His mouth was smooth as butter, but his heart was war. His words were softer than oil, yet they were drawn swords.
Psalm 64:3-5
who have whet their tongue like a sword, and have aimed their arrows, even bitter words,
Isaiah 59:3-4
For your hands are defiled with blood, and your fingers with iniquity. Your lips have spoken lies. Your tongue mutters wickedness.
Jeremiah 9:5
And they will deceive each one his neighbor, and will not speak the truth. They have taught their tongue to speak lies. They weary themselves to commit iniquity.
Hosea 4:2
There is nothing but swearing and breaking faith, and killing, and stealing, and committing adultery. They break out, and blood touches blood.
Romans 3:13-14
Their throat is an open grave. With their tongues they deceive. The poison of asps is under their lips,
James 3:5-9
So also the tongue is a little body-part, and boasts greatly. Behold a little fire, how much wood it kindles.
Revelation 21:8
But for the cowards, and unbelieving, and sinful, and abominable, and murderers, and fornicators, and sorcerers, and idolaters, and all liars, their part is in the lake that burns with fire and brimstone, which is the second death.