14:24 my blood. When Jesus said, “This is my blood,” speaking of the cup from which they drank, He obviously was speaking metaphorically, for all His blood was still flowing in His veins. He often used such metaphors: “I am the door,” He said (John 10:9), but He was not an actual door! The elements to be used in the supper which He instituted that night were not saving instruments in themselves but rather instruments to remind us of His sacrificial death and to show it until He comes (I Corinthians 11:26). In effect, He was saying: “This [represents] my body,” and “this [represents] my blood.”