1 Cor. 9:25-27

²⁵ Everyone who competes in the games goes into strict training. They do it to get a crown that willnot last; but we do it to get a crown that will last forever.

²⁶ Therefore I do not run like someone running aimlessly; I do not fight like a boxer beating the air.

²⁷No, I strike a blow to my body and make it my slave…