Luke 22:20
He gave them the cup in like manner, when the meal was over. "This cup," He said, "is the new Covenant ratified by my blood which is to be poured out on your behalf.
Luke 22:17-18
Then, having received the cup and given thanks, He said, "Take this and share it among yourselves;
1 Corinthians 10:16
The cup of blessing, which we bless, does it not mean a joint-participation in the blood of Christ? The loaf of bread which we break, does it not mean a joint-participation in the body of Christ?
1 Corinthians 10:21
You cannot drink the Lord's cup and the cup of demons: you cannot be joint-partakers both in the table of the Lord and in the table of demons.
1 Corinthians 11:25-27
In the same way, when the meal was over, He also took the cup. "This cup," He said, "is the new Covenant of which my blood is the pledge. Do this, every time that you drink it, in memory of me."