1 Corinthians 9:24, 27
1 Corinthians 9:24 ASV
Know ye not that they that run in a race run all, but one receiveth the prize? Even so run; that ye may attain.
1 Corinthians 9:27 ASV
but I buffet my body, and bring it into bondage: lest by any means, after that I have preached to others, I myself should be rejected.