Psalm 140:3
They have sharpened their tongues like a serpent; adders' poison is under their lips. Selah.
Psalm 58:4
Their poison is like the poison of a serpent: they are like the deaf adder that stoppeth her ear;
Psalm 57:4
My soul is among lions: and I lie even among them that are set on fire, even the sons of men, whose teeth are spears and arrows, and their tongue a sharp sword.
Genesis 3:13
And the LORD God said unto the woman, What is this that thou hast done? And the woman said, The serpent beguiled me, and I did eat.
Psalm 52:2-3
Thy tongue deviseth mischiefs; like a sharp rasor, working deceitfully.
Psalm 59:7
Behold, they belch out with their mouth: swords are in their lips: for who, say they, doth hear?
Psalm 64:3-4
Who whet their tongue like a sword, and bend their bows to shoot their arrows, even bitter words:
Proverbs 12:18
There is that speaketh like the piercings of a sword: but the tongue of the wise is health.
Proverbs 23:32
At the last it biteth like a serpent, and stingeth like an adder.
Isaiah 59:3-5
For your hands are defiled with blood, and your fingers with iniquity; your lips have spoken lies, your tongue hath muttered perverseness.
Isaiah 59:13
In transgressing and lying against the LORD, and departing away from our God, speaking oppression and revolt, conceiving and uttering from the heart words of falsehood.
Jeremiah 9:3
And they bend their tongues like their bow for lies: but they are not valiant for the truth upon the earth; for they proceed from evil to evil, and they know not me, saith the LORD.
Jeremiah 9:5
And they will deceive every one his neighbour, and will not speak the truth: they have taught their tongue to speak lies, and weary themselves to commit iniquity.
Matthew 12:34
O generation of vipers, how can ye, being evil, speak good things? for out of the abundance of the heart the mouth speaketh.
Romans 3:13-14
Their throat is an open sepulchre; with their tongues they have used deceit; the poison of asps is under their lips:
2 Corinthians 11:3
But I fear, lest by any means, as the serpent beguiled Eve through his subtilty, so your minds should be corrupted from the simplicity that is in Christ.
James 3:6-8
And the tongue is a fire, a world of iniquity: so is the tongue among our members, that it defileth the whole body, and setteth on fire the course of nature; and it is set on fire of hell.