Luke 22:20
and after supper he likewise gave the cup, saying, this cup is the new testament sealed by my blood, which is shed for you.
Luke 22:17-18
having then taken the cup, and given thanks, he said, take this, and distribute it to one another.
1 Corinthians 10:16
the cup of benediction which we bless, is it not the communion of the blood of Christ? the bread which we break, is it not the communion of the body of Christ?
1 Corinthians 10:21
you should not drink the cup of the Lord, and the cup of demons: you should not be partakers of the Lord's table, and of the table of demons.
1 Corinthians 11:25-27
in the same manner he took the cup, after supper, and said, "this cup is the new covenant in my blood: this do ye, as oft as ye drink it, in remembrance of me."