Koine and Biblical and Medieval Greek • Re: The function of αὐτὸν in this sentence puzzles me.
Good question. You’ve nearly got it. αυτόν is not the object but the subject of γεννῆσαι. μετὰ τὸ γεννῆσαι αὐτὸν τὸν Σάλα is a prepositional phrase meaning “after he (αυτὸν) begot Sala.” τὸ is the neuter article, here accusative, governed by μετά “aft…