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KJV - But I keep under my body, and bring it into subjection: lest that by any means, when I have preached to others, I myself should be a castaway.
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.
BBE - But I give blows to my body, and keep it under control, for fear that, after having given the good news to others, I myself might not have God's approval.
WEB - but I beat my body and bring it into submission, lest by any means, after I have preached to others, I myself should be rejected.
YLT - but I chastise my body, and bring `it' into servitude, lest by any means, having preached to others -- I myself may become disapproved.