παρ᾽ ἀτοῦ [ - - ὑμῶν] → παρὰ τοῦ [und z.B. πατρὸς ἡμῶν ἐτύχετε, αἴτιοι ὑμῶν], J.H. Oliver, Greek Constitutions, Doc. 164-166 S. 341-342.