Matthew 3:7

But when he saw many of the pharisees and sadducees coming to his baptism, he said unto them, O generation of vipers, who hath warned you to flee from the wrath to come?

Matthew 12:34

O race of vipers, how can ye speak good things, who are yourselves so wicked? for out of the abundance of the heart the mouth speaketh.

Treasury of Scripture Knowledge

Summary

They hatch cockatrice' eggs, and weave the spider's web: he that eateth of their eggs dieth, and that which is crushed breaketh out into a viper.

Crushed breaketh out into a viper

General references

Bible References

Crushed breaketh out into a viper

Matthew 3:7
But when he saw many of the pharisees and sadducees coming to his baptism, he said unto them, O generation of vipers, who hath warned you to flee from the wrath to come?
Matthew 12:34
O race of vipers, how can ye speak good things, who are yourselves so wicked? for out of the abundance of the heart the mouth speaketh.

General references

Acts 24:9
And the Jews also assented, saying, that these things were so.