Mark 14:14-20

Wherever he goes in, say to the master of the house, ‘The Teacher says, “Where is the guest room in which I may eat the Passover with My disciples?” ’ Then he will show you a large upper room, furnished and prepared; there make ready for us.” So His disciples went out, and came into the city, and found it just as He had said to them; and they prepared the Passover. In the evening He came with the twelve. Now as they sat and ate, Jesus said, “Assuredly, I say to you, one of you who eats with Me will betray Me.” And they began to be sorrowful, and to say to Him one by one, “Is it I?” And another said, “Is it I?” He answered and said to them, “It is one of the twelve, who dips with Me in the dish.