οὐ γὰρ

ἑαυτοὺς κηρύσσομεν ἀλλὰ Χριστὸν Ἰησοῦν κύριον, 

ἑαυτοὺς δὲ δούλους ὑμῶν διὰ Ἰησοῦν.