John Ch 3 v 4-8

Jesus therefore, knowing all things that should come upon him, went forth, and said unto them, Whom seek ye?

They answered him, Jesus of Nazareth. Jesus saith unto them, I am he. And Judas also, which betrayed him, stood with them.

 As soon then as he had said unto them, I am he, they went backward, and fell to the ground.

Then asked he them again, Whom seek ye? And they said, Jesus of Nazareth.

Jesus answered, I have told you that I am he: if therefore ye seek me, let these go their way: