John 6:53-55

Jesus therefore said to them, Verily, verily, I say unto you, Except ye eat the flesh of the Son of man, and drink his blood, ye have no life in yourselves.

1 Corinthians 11:24

and when he had blessed it, he brake it, and said, Take, eat; this is my body, which is broken for you: do this in remembrance of me.

1 Corinthians 11:26

For as often as ye eat this bread, and drink this cup, ye do shew forth the death of the Lord till he come.

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
Jesus therefore said to them, Verily, verily, I say unto you, Except ye eat the flesh of the Son of man, and drink his blood, ye have no life in yourselves.
1 Corinthians 11:24
and when he had blessed it, he brake it, and said, Take, eat; this is my body, which is broken for you: do this in remembrance of me.