John 6:52-54

Young's Literal Translation

⁵² The Jews, therefore, were striving with one another, saying, `How is this one able to give us [his] flesh to eat?'

⁵³ Jesus, therefore, said to them, `Verily, verily, I say to you, If ye may not eat the flesh of the Son of Man, and may not drink his blood, ye have no life in yourselves;

⁵⁴ he who is eating my flesh, and is drinking my blood, hath life age-during, and I will raise him up in the last day;