Cup used in the Institution of the Lord's Supper
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Matthew 26:27
Then He took the cup, gave thanks, and gave it to them, saying, “Drink from it, all of you.
Mark 14:23
Then He took the cup, gave thanks, and gave it to them, and they all drank from it.
Luke 22:20
In the same way, after supper He took the cup, saying, “This cup is the new covenant in My blood, which is poured out for you.
1 Corinthians 10:21
You cannot drink the cup of the Lord and the cup of demons too; you cannot partake in the table of the Lord and the table of demons too.