1 Corinthians 1:22
"For the Jews require a sign, and the Greeks seek after wisdom:"
Cross References (ranked by relevance)
John 2:18
Then answered the Jews and said unto him, What sign shewest thou unto us, seeing that thou doest these things?
Mark 8:11
And the Pharisees came forth, and began to question with him, seeking of him a sign from heaven, tempting him.
Luke 11:16
And others, tempting him, sought of him a sign from heaven.
Luke 11:20
But if I with the finger of God cast out devils, no doubt the kingdom of God is come upon you.
John 4:28
The woman then left her waterpot, and went her way into the city, and saith to the men,