The effective counter-question of Jesus:
Related Commentaries of Mark 11:29
Mark 11:29-33
29 And Jesus answered and said unto them,I will also ask of you one question,c and answer me, and I will tell you by what authority I do these things.
30 The baptism of John, was it from heaven, or of men? answer me.
31 And they reasoned with themselves, saying, If we shall say, From heaven; he will say, Why then did ye not believe him?
32 But if we shall say, Of men; they feared the people: for all men counted John, that he was a prophet indeed.
33 And they answered and said unto Jesus, We cannot tell. And Jesus answering saith unto them,Neither do I tell you by what authority I do these things.