Leviticus 7:20
The person who eats the flesh of the sacrifice of peace offerings that belong to Jehovah, in his uncleanness, that person will be cut off from his people.
Genesis 17:14
Any male not circumcised in the flesh will be cut off from his people. He has broken my covenant.
Leviticus 15:2-33
Tell the Israelites: 'When a man has a discharge from his body, his discharge is unclean.
Leviticus 22:3-7
Tell them: 'In future generations if any of your descendants, while unclean, comes near the holy offerings the Israelites set apart for Jehovah, that person must be excluded from my presence. I am Jehovah.
1 Corinthians 11:28
Let a man examine himself before he eats of that bread, and drinks of that cup.