poison
Psalm 140:3
They have sharpened their tongues like a serpent; adders' poison is under their lips. Selah.
Ecclesiastes 10:11
Surely the serpent will bite without enchantment; and a babbler is no better.
Romans 3:13
Their throat is an open sepulchre; with their tongues they have used deceit; the poison of asps is under their lips:
James 3:8
But the tongue can no man tame; it is an unruly evil, full of deadly poison.
serpent
Matthew 3:7
But when he saw many of the Pharisees and Sadducees come to his baptism, he said unto them, O generation of vipers, who hath warned you to flee from the wrath to come?
Matthew 23:33
Ye serpents, ye generation of vipers, how can ye escape the damnation of hell?
the deaf
Jeremiah 8:17
For, behold, I will send serpents, cockatrices, among you, which will not be charmed, and they shall bite you, saith the LORD.
adder or asp
Job 20:14
Yet his meat in his bowels is turned, it is the gall of asps within him.
Job 20:16
He shall suck the poison of asps: the viper's tongue shall slay him.
Isaiah 11:8
And the sucking child shall play on the hole of the asp, and the weaned child shall put his hand on the cockatrice' den.