29 Jesus answered them, “Let me ask you a question. And if you answer it, then I will tell you by what authority I am doing these things.
Mark 11:29 Cross References - AUV
Matthew 21:24
24 Jesus answered them, “Let me also ask you a question. If you answer it, then I will tell you by what authority I am doing these things.
Luke 20:3-8
3 And Jesus answered them, “Let me also ask you a question. Tell me,
4 was the immersion of John [authorized] from heaven or from men?”
5 And they discussed this among themselves, saying, “If we say ‘from heaven,’ He will say ‘Why [then] did you not believe him [i.e., believe his message]?’
6 But if we say ‘from men,’ all the people will stone us, for they are convinced that John was a prophet.”
7 Then they answered Jesus that they did not know [who authorized John’s immersion].
8 So, Jesus said to them, “ [Then] neither will I tell you by what authority I am doing these things.”