John 1:28

John answered them, "I baptize in water, but among you stands one whom you do not know.

He is the one who comes after me, whose sandal strap I'm not worthy to loosen."

The next day, he saw Jesus coming to him, and said, "Behold, the Lamb of God, who takes away the sin...

This is he of whom I said, 'After me comes a man who is preferred before me, for he was before me.'