Parallel
Numbers 33:39
Swete's Septuagint · Berean Standard Bible
καὶ Ἀαρὼν ἢν τριῶν καὶ εἴκοσι καὶ ἑκατὸν ἐτῶν, ἀπέθνησκεν ἐν Ὣρ τῷ ὄρει.
Aaron was 123 years old when he died on Mount Hor.