John 6:52 in the King James Version
The Jews therefore strove among themselves, saying, How can this man give us his flesh to eat?
Context
51 I am the living bread which came down out of heaven. If anyone eats of this bread, he will live forever. Yes, the bread which I will give for the life of the world is my flesh.”
52 The Jews therefore contended with one another, saying, “How can this man give us his flesh to eat?”
53 Jesus therefore said to them, “Most certainly I tell you, unless you eat the flesh of the Son of Man and drink his blood, you don’t have life in yourselves.