Psalm 58:4

Their poison is like the poison of a serpent: they are like the deaf adder which stoppeth her ear;

Psalm 140:3

They sharpen their tongues like a serpent; adders' poison is under their lips. Selah.

Ecclesiastes 10:11

If the serpent bite before enchantment, then the charmer hath no advantage.

Deuteronomy 32:33

Their wine is the poison of dragons, And the cruel venom of vipers.

Job 20:14

His food is turned in his bowels; it is the gall of asps within him.

Job 20:16

He shall suck the poison of asps; the viper's tongue shall kill him.

Isaiah 11:8

And the sucking child shall play on the hole of the adder, and the weaned child shall put forth its hand to the viper's den.

Jeremiah 8:17

For behold, I send among you serpents, vipers against which there is no charm, and they shall bite you, saith Jehovah.

Matthew 3:7

But seeing many of the Pharisees and Sadducees coming to his baptism, he said to them, Offspring of vipers, who has forewarned you to flee from the coming wrath?

Matthew 23:33

Serpents, offspring of vipers, how should ye escape the judgment of hell?

Romans 3:13

their throat is an open sepulchre; with their tongues they have used deceit; asps' poison is under their lips:

James 3:8

but the tongue can no one among men tame; it is an unsettled evil, full of death-bringing poison.

Treasury of Scripture Knowledge

Summary

Their poison is like the poison of a serpent: they are like the deaf adder that stoppeth her ear;

The deaf

Bible References

Poison

Psalm 140:3
They sharpen their tongues like a serpent; adders' poison is under their lips. Selah.
Ecclesiastes 10:11
If the serpent bite before enchantment, then the charmer hath no advantage.
Romans 3:13
their throat is an open sepulchre; with their tongues they have used deceit; asps' poison is under their lips:
James 3:8
but the tongue can no one among men tame; it is an unsettled evil, full of death-bringing poison.

The deaf

Jeremiah 8:17
For behold, I send among you serpents, vipers against which there is no charm, and they shall bite you, saith Jehovah.