Parallel
1 Corinthians 9:26
Robinson-Pierpont Byzantine Textform · 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.