Matthew 21:27
"And they answered Jesus, and said, We cannot tell. And he said unto them, Neither tell I you by what authority I do these things."
Cross References (ranked by relevance)
Let them alone: they be blind leaders of the blind. And if the blind lead the blind, both shall fall into the ditch.
And in the morning, It will be foul weather to day: for the sky is red and lowring. O ye hypocrites, ye can discern the face of the sky; but can ye not discern the signs of the times?
And even as they did not like to retain God in their knowledge, God gave them over to a reprobate mind, to do those things which are not convenient;
But if our gospel be hid, it is hid to them that are lost:
Whom shall he teach knowledge? and whom shall he make to understand doctrine? them that are weaned from the milk, and drawn from the breasts.
The man answered and said unto them, Why herein is a marvellous thing, that ye know not from whence he is, and yet he hath opened mine eyes.
Make the heart of this people fat, and make their ears heavy, and shut their eyes; lest they see with their eyes, and hear with their ears, and understand with their heart, and convert, and be healed.