John 4:10

4:10 Jesus answered her, “If you had known the gift of God and who it is who said to you, ‘Give me some water to drink,’ you would have asked him, and he would have given you living water.”

John 6:51

6:51 I am the living bread that came down from heaven. If anyone eats from this bread he will live forever. The bread that I will give for the life of the world is my flesh.”