John 2:18
Then the Jews put this question to him: What sign of authority have you to give us, seeing that you do these things?
John 6:30
So they said, What sign do you give us, so that we may see and have faith in you? What do you do?
Matthew 12:38-42
Then some of the scribes and Pharisees, hearing this, said to him, Master, we are looking for a sign from you.
Matthew 16:1-4
And the Pharisees and Sadducees came and, testing him, made a request to him to give them a sign from heaven.
Matthew 21:23
And when he had come into the Temple, the chief priests and those in authority over the people came to him while he was teaching, and said, By what authority do you do these things? and who gave you this authority?
Mark 8:11
And the Pharisees came out and put questions to him, requesting from him a sign from heaven, testing him.
Mark 11:27-28
And they came again to Jerusalem: and while he was walking in the Temple, there came to him the chief priests and the scribes and those in authority:
Luke 11:29
And when a great number of people came together to him, he said, This generation is an evil generation: it is looking for a sign and no sign will be given to it but the sign of Jonah.
Luke 20:1-2
And it came about on one of those days, when he was teaching the people in the Temple and preaching the good news,
John 1:25
And they put this question to him, saying, Why then are you giving baptism if you are not the Christ, or Elijah, or the prophet?
Acts 4:7
Then sending for Peter and John, they said, By what power and in whose name have you done this?
Acts 5:28
We gave you very clear orders not to give teaching in this name: and now Jerusalem is full of your teaching, and you are attempting to make us responsible for this man's death.