Matthew 3:7-10

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?

8 Let your change of heart be seen in your works:

9 And say not to yourselves, We have Abraham for our father; because I say to you that God is able from these stones to make children for Abraham.

10 And even now the axe is put to the root of the trees; every tree then which does not give good fruit is cut down, and put into the fire.