1 Corinthians 10:16
16 aThe cup of blessing that we bless, is it not a participation in the blood of Christ? bThe bread that we break, is it not a participation in the body of Christ?
John 6:53
53 So Jesus said to them, “Truly, truly, I say to you, unless you eat the flesh of jthe Son of Man and drink his blood, you khave no life in you.