John 6:53-55

"In truth I tell you," answered Jesus, "unless you eat the flesh of the Son of Man, and drink his blood, you have not Life within you.

1 Corinthians 11:24

And, after saying the thanksgiving, broke it and said "This is my own body given on your behalf. Do this in memory of me."

1 Corinthians 11:26

For whenever you eat this bread and drink the cup, you proclaim the Lord's death-till he comes.

Treasury of Scripture Knowledge

Summary

And they shall eat those things wherewith the atonement was made, to consecrate and to sanctify them: but a stranger shall not eat thereof, because they are holy.

Bible References

Eat those

John 6:53
"In truth I tell you," answered Jesus, "unless you eat the flesh of the Son of Man, and drink his blood, you have not Life within you.
1 Corinthians 11:24
And, after saying the thanksgiving, broke it and said "This is my own body given on your behalf. Do this in memory of me."