Parallel
1 Corinthians 9:26
Nestle 1904 Greek New Testament · Berean Standard Bible
ἐγὼ τοίνυν οὕτως τρέχω ὡς οὐκ ἀδήλως οὕτως πυκτεύω ὡς οὐκ ἀέρα δέρων
Therefore I do not run aimlessly; I do not fight like I am beating the air.