Leviticus 7:20
And the person that eats of the flesh of the sacrifice of peace, which is of the LORD, being unclean, that person shall be cut off from his people.
Genesis 17:14
And the uncircumcised male whose flesh of his foreskin is not circumcised, that person shall be cut off from his people; he has annulled my covenant.
Leviticus 15:2-33
Speak unto the sons of Israel and say unto them, Any man when his seed issues forth out of his flesh, he shall be unclean.
Leviticus 22:3-7
Say unto them, Any man of all your seed among your generations that goes in unto the holy things, which the children of Israel sanctify unto the LORD, having his uncleanness upon him, that soul shall be cut off from my presence. I am the LORD.
1 Corinthians 11:28
But let each man prove himself, and so let him eat of the bread and drink of the cup.