Psalm 58:4

Their poison is like the poison of a snake. It is like a deaf cobra that stops its ear.

Psalm 140:3

They make their tongues as sharp as a snake's fang. Their lips hide the venom of poisonous snakes.

Ecclesiastes 10:11

Surely the serpent will bite without enchantment. A slanderer is no better than an uncharmed snake.

Deuteronomy 32:33

Their wine is the poison of serpents, and the cruel venom of asps (cobras).

Job 20:14

yet his food will turn sour in his stomach; it will become the venom of serpents within him.

Job 20:16

He will suck the poison of serpents. The fangs of an adder (cobra) will kill him.

Isaiah 11:8

The nursing child will play by the hole of the cobra. The weaned child will put his hand on the viper's den.

Jeremiah 8:17

I am sending serpents against you, adders, for which there is no charm. They will bite you, says Jehovah.

Matthew 3:7

He saw many Pharisees and Sadducees coming for baptism. You offspring of vipers, he said, who warned you to flee from the wrath to come?

Matthew 23:33

You serpents! You offspring of vipers! How will you escape from being destroyed in the ever-burning fires of the Valley of Hinnom? (Greek: Gehenna, the trash fires in the valley just outside of Jerusalem)

Romans 3:13

Their throat is an open grave. They have practiced deceit with their tongues. The poison of snakes is under their lips. (Psalm 5:9)

James 3:8

But no man can tame the tongue. It is a restless evil. It is full of deadly 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 make their tongues as sharp as a snake's fang. Their lips hide the venom of poisonous snakes.
Ecclesiastes 10:11
Surely the serpent will bite without enchantment. A slanderer is no better than an uncharmed snake.
Romans 3:13
Their throat is an open grave. They have practiced deceit with their tongues. The poison of snakes is under their lips. (Psalm 5:9)
James 3:8
But no man can tame the tongue. It is a restless evil. It is full of deadly poison.

The deaf

Jeremiah 8:17
I am sending serpents against you, adders, for which there is no charm. They will bite you, says Jehovah.