ἀνοιχθήσομαι

From LSJ

τὸ πεπρωμένον γὰρ οὐ μόνον βροτοῖς ἄφευκτόν ἐστιν, ἀλλὰ καὶ τὸν οὐρανόν ἔχουσι → fate is unavoidable not only for mortals, but also for those who hold the heavens

Source

French (Bailly abrégé)

v. ἀνοίγω.

Russian (Dvoretsky)

ἀνοιχθήσομαι: поздн. fut. pass. к ἀνοίγω.