Job 20:16

He takes the poison of snakes into his mouth, the tongue of the snake is the cause of his death.

Deuteronomy 32:24

They will be wasted from need of food, and overcome by burning heat and bitter destruction; and the teeth of beasts I will send on them, with the poison of the worms of the dust.

Isaiah 30:6

The word about the Beasts of the South. Through the land of trouble and grief, the land of the she-lion and the voice of the lion, of the snake and the burning winged snake, they take their wealth on the backs of young asses, and their stores on camels, to a people in whom is no profit.

Matthew 3:7

But when he saw a number of the Pharisees and Sadducees coming to his baptism, he said to them, Offspring of snakes, at whose word are you going in flight from the wrath to come?

Acts 28:3-6

But when Paul had got some sticks together and put them on the fire, a snake came out, because of the heat, and gave him a bite on the hand.

Romans 3:13

Their throat is like an open place of death; with their tongues they have said what is not true: the poison of snakes is under their lips:

Treasury of Scripture Knowledge

Summary

He shall suck the poison of asps: the viper's tongue shall slay him.

Bible References

The viper's

Isaiah 30:6
The word about the Beasts of the South. Through the land of trouble and grief, the land of the she-lion and the voice of the lion, of the snake and the burning winged snake, they take their wealth on the backs of young asses, and their stores on camels, to a people in whom is no profit.
Matthew 3:7
But when he saw a number of the Pharisees and Sadducees coming to his baptism, he said to them, Offspring of snakes, at whose word are you going in flight from the wrath to come?
Acts 28:3
But when Paul had got some sticks together and put them on the fire, a snake came out, because of the heat, and gave him a bite on the hand.

Basic English, produced by Mr C. K. Ogden of the Orthological Institute - public domain