1 Corinthians 9:26

as . "As" should precede "not".

uncertainly . Greek. adelos. Only here. Compare 1 Corinthians 14:8 . 1 Timothy 6:17 . He runs with clear understanding of the conditions and object. See "one thing", Philippians 1:3 , Philippians 1:13 .

fight = fight with the fist, box. Greek. pukteuo. Only here. The noun pugme , fist, occ Mark 7:3 . In these contests it was more than boxing. Instead of a padded glove the hand was covered with the cestus, which consisted of leather bands, studded with pieces of metal.

as one, &c . Read "as one not beating the air". This was called skiamachia, shadow-fighting.