1 Corinthians 11:24, 27
1 Corinthians 11:24 ESV
and when he had given thanks, he broke it, and said, “This is my body, which is for you. Do this in remembrance of me.”
1 Corinthians 11:27 ESV
Whoever, therefore, eats the bread or drinks the cup of the Lord in an unworthy manner will be guilty concerning the body and blood of the Lord.