John 5:33
you yourselves sent to John, and he bore witness to the truth.
John 1:6-8
There was a man sent from God, whose name was John.
John 1:15-27
it was of him that John bare witness, when he made this declaration, "this was he of whom I said, he that cometh after me, was before me; for he did indeed exist before me."
John 1:29-34
The next day John saw Jesus coming to him, and said, "behold the lamb of God, who taketh away the sin of the world."
John 3:26-36
who thereupon went to John, and said, master, he that was with you beyond Jordan, to whom you bore testimony, he himself does now baptize likewise, and the people flock to him.