1 Corinthians 11:25

11:25 In the same way, he also took the cup after supper, saying, “This cup is the new covenant in my blood. Do this, every time you drink it, in remembrance of me.”

1 Corinthians 15:52

15:52 in a moment, in the blinking of an eye, at the last trumpet. For the trumpet will sound, and the dead will be raised imperishable, and we will be changed.