John 2:18
The Jews therefore answered him, "What sign do you show us, seeing that you do these things?"
John 6:30
They said therefore to him, "What then do you do for a sign, that we may see, and believe you? What work do you do?
Matthew 12:38-42
Then certain of the scribes and Pharisees answered, "Teacher, we want to see a sign from you."
Matthew 16:1-4
The Pharisees and Sadducees came, and testing him, asked him to show them a sign from heaven.
Matthew 21:23
When he had come into the temple, the chief priests and the elders of the people came to him as he was teaching, and said, "By what authority do you do these things? Who gave you this authority?"
Mark 8:11
The Pharisees came out and began to question him, seeking from him a sign from heaven, and testing him.
Mark 11:27-28
They came again to Jerusalem, and as he was walking in the temple, the chief priests, and the scribes, and the elders came to him,
Luke 11:29
When the multitudes were gathering together to him, he began to say, "This is an evil generation. It seeks after a sign. No sign will be given to it but the sign of Jonah, the prophet.
Luke 20:1-2
It happened on one of those days, as he was teaching the people in the temple and preaching the Good News, that the priests and scribes came to him with the elders.
John 1:25
They asked him, "Why then do you baptize, if you are not the Christ, nor Elijah, nor the prophet?"
Acts 4:7
When they had stood them in the middle of them, they inquired, "By what power, or in what name, have you done this?"
Acts 5:28
saying, "Didn't we strictly command you not to teach in this name? Behold, you have filled Jerusalem with your teaching, and intend to bring this man's blood on us."