24 And Jesus answered and said unto them, I also will ask you a word, which if ye tell me, I will also tell you by what authority I do these things.
25 The baptism of John, where was it from? from heaven or of men? And they reasoned with themselves, saying, If we shall say, From heaven, he will say unto us, Why did ye not then believe him?
26 But if we shall say, Of men, we fear the people; for all hold John as a prophet.
27 And they answered Jesus and said, We cannot tell. And he said unto them, Neither do I tell you by what authority I do these things.
28 But what do you think? A certain man had two sons, and he came to the first and said, Son, go work today in my vineyard.
29 He answered and said, I will not, but afterward he repented and went.
30 And he came to the second and said likewise. And he answered and said, I will go, Lord, and went not.