But when John saw many of the Pharisees and Sadducees coming to his baptism, he said to them, “You brood of vipers, who warned you to flee from the coming wrath?
The good person brings good things out of the good treasure of his heart, and the evil person brings evil things out of the evil treasure of his heart, for out of the abundance of his heart his mouth speaks.
You belong to your father the devil, and you want to carry out your father's desires. He was a murderer from the beginning and does not stand in the truth, because there is no truth in him. When he speaks lies, he speaks from his own character, because he is a liar and the father of lies.
By this the children of God and the children of the devil are revealed: Anyone who does not practice righteousness is not of God, nor is anyone who does not love his brother.