Mark 14:22-24 (New Revised Standard Version)
22 While they were eating, he took a loaf of bread, and after blessing it he broke it, gave it to them, and said, “Take; this is my body.” 23 Then he took a cup, and after giving thanks he gave it to them, and all of them drank from it. 24 He said to them, “This is my blood of the covenant, which is poured out for many.