24 Jesus replied, “I will also ask you one question. If you answer me, I will tell you by what authority I am doing these things.
25 John’s baptism—where did it come from? Was it from heaven, or of human origin?” They discussed it among themselves and said, “If we say, ‘From heaven,’ he will ask, ‘Then why didn’t you believe him?’
26 But if we say, ‘Of human origin’—we are afraid of the people, for they all hold that John was a prophet.”
27 So they answered Jesus, “We don’t know.” Then he said, “Neither will I tell you by what authority I am doing these things.
28 “What do you think? There was a man who had two sons. He went to the first and said, ‘Son, go and work today in the vineyard.’
29 “ ‘I will not,’ he answered, but later he changed his mind and went.
30 “Then the father went to the other son and said the same thing. He answered, ‘I will, sir,’ but he did not go.