John 4:48
"Then said Jesus unto him, Except ye see signs and wonders, ye will not believe."
Cross References (ranked by relevance)
Jesus saith unto him, Thomas, because thou hast seen me, thou hast believed: blessed are they that have not seen, and yet have believed.
God also bearing them witness, both with signs and wonders, and with divers miracles, and gifts of the Holy Ghost, according to his own will?
For the Jews require a sign, and the Greeks seek after wisdom:
I thought it good to shew the signs and wonders that the high God hath wrought toward me.
But though he had done so many miracles before them, yet they believed not on him:
Ye men of Israel, hear these words; Jesus of Nazareth, a man approved of God among you by miracles and wonders and signs, which God did by him in the midst of you, as ye yourselves also know:
Through mighty signs and wonders, by the power of the Spirit of God; so that from Jerusalem, and round about unto Illyricum, I have fully preached the gospel of Christ.
For there shall arise false Christs, and false prophets, and shall shew great signs and wonders; insomuch that, if it were possible, they shall deceive the very elect.
Truly the signs of an apostle were wrought among you in all patience, in signs, and wonders, and mighty deeds.
And he said unto him, If they hear not Moses and the prophets, neither will they be persuaded, though one rose from the dead.
Long time therefore abode they speaking boldly in the Lord, which gave testimony unto the word of his grace, and granted signs and wonders to be done by their hands.
For false Christs and false prophets shall rise, and shall shew signs and wonders, to seduce, if it were possible, even the elect.
And the LORD said unto Moses, How long will this people provoke me? and how long will it be ere they believe me, for all the signs which I have shewed among them?
He brought them out, after that he had shewed wonders and signs in the land of Egypt, and in the Red sea, and in the wilderness forty years.
Then answered the Jews and said unto him, What sign shewest thou unto us, seeing that thou doest these things?
By stretching forth thine hand to heal; and that signs and wonders may be done by the name of thy holy child Jesus.
And fear came upon every soul: and many wonders and signs were done by the apostles.
If I had not done among them the works which none other man did, they had not had sin: but now have they both seen and hated both me and my Father.
And he said unto them, I beheld Satan as lightning fall from heaven.
The Pharisees also with the Sadducees came, and tempting desired him that he would shew them a sign from heaven.