John 6:27

6:27 Do not work for the food that disappears, but for the food that remains to eternal life – the food which the Son of Man will give to you. For God the Father has put his seal of approval on 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.