25. The baptism of John, where was it from? Was it from heaven, or from men?" But they thought within themselves, saying:
26. "If we say, 'From heaven,' he will say to us, 'Then why did you not believe him?' But if we say, 'From men,' we have the crowd to fear, for they all hold John to be a prophet."
27. And so, they answered Jesus by saying, "We do not know." So he also said to them: "Neither will I tell you by what authority I do these things.
28. But how does it seem to you? A certain man had two sons. And approaching the first, he said: 'Son, go out today to work in my vineyard.'
29. And responding, he said, 'I am not willing.' But afterwards, being moved by repentance, he went.