John 3:9

Nicodemus answered and said to him, How can these things be?

Then the Jews contended one with another, saying, How can this man give us his flesh to eat?

Then many of his disciples hearing him said, This is a hard saying; who can hear him?

And Mary said to the angel, How shall this be, since I know not a man?

And looking up he said, I see men, as trees walking.

Nicodemus said to him, How can a man be born when he is old? can he become an unborn infant of his mother a second time, and be born?

Treasury of Scripture Knowledge

Nicodemus answered and said unto him, How can these things be?

For every one that asks, receives; and he that seeks, finds; and to him that knocks, it shall be opened.

Then they said to him, How then were your eyes opened?