Romans 3:13
Their throat is an open grave. With their tongues they deceive. The poison of asps is under their lips,
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 140:3
They have sharpened their tongue like a serpent. Adders' poison is under their lips. Selah.
Deuteronomy 32:33
Their wine is the poison of serpents, and the cruel venom of asps.
Psalm 12:3-4
LORD will cut off all flattering lips, the tongue that speaks great things,
Psalm 36:3
The words of his mouth are iniquity and deceit. He has ceased to be wise [and] to do good.
Psalm 52:2
Thy tongue devises wickedness, like a sharp razor, working deceitfully.
Psalm 57:4
My soul is among lions. I lay among those who are set on fire, even the sons of men, whose teeth are spears and arrows, and their tongue a sharp sword.
Isaiah 59:3
For your hands are defiled with blood, and your fingers with iniquity. Your lips have spoken lies. Your tongue mutters wickedness.
Jeremiah 5:16
Their quiver is an open sepulcher. They are all mighty men.
Jeremiah 9:3-5
And they bend their tongue--their bow--for falsehood, and they have grown strong in the land, but not for truth. For they proceed from evil to evil, and they do not know me, says LORD.
Ezekiel 13:7
Have ye not seen a FALSE vision, and have ye not spoken a lying divination, in that ye say, LORD says, albeit I have not spoken?
Matthew 12:34-35
Ye offspring of vipers, how can ye, being evil, speak good things? For out of the abundance of the heart the mouth speaks.
Matthew 23:27-28
Woe to you, scholars and Pharisees, hypocrites! Because ye are like whitewashed tombs, which indeed appear beautiful outwardly, but inside are full of dead men's bones, and of all uncleanness.
Romans 3:4
May it not happen! But let it come to pass God is true, but every man a liar, as it is written, That thou may ever be justified in thy words, and may prevail when thou are criticized.
James 3:5-8
So also the tongue is a little body-part, and boasts greatly. Behold a little fire, how much wood it kindles.
Job 20:14-16
yet his food in his bowels is turned. It is the gall of asps within him.