John 3:2

3:2 came to Jesus at night and said to him, “Rabbi, we know that you are a teacher who has come from God. For no one could perform the miraculous signs that you do unless God is with him.”

John 6:53

6:53 Jesus said to them, “I tell you the solemn truth, unless you eat the flesh of the Son of Man and drink his blood, you have no life in yourselves.

John 12:24

12:24 I tell you the solemn truth, unless a kernel of wheat falls into the ground and dies, it remains by itself alone. But if it dies, it produces much grain.

John 19:11

19:11 Jesus replied, “You would have no authority over me at all, unless it was given to you from above. Therefore the one who handed me over to you is guilty of greater sin.”