Matthew 3:7
And seeing many of the Pharisees and Sadducees coming to his baptism, he said unto them; O generations of vipers, who hath warned you to flee from the wrath to come?
Matthew 23:33
Ye serpents, generations of vipers, how can you escape from the judgment of hell?
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 no one of men is able to tame the tongue; an incorrigible evil, 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;
Poison
Bible References
Poison
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 no one of men is able to tame the tongue; an incorrigible evil, full of deadly poison.