Mark 11:33 in the World English Bible
They answered Jesus, “We don’t know.” Jesus said to them, “Neither will I tell you by what authority I do these things.”
Context
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.