Χρόνος δ' ἀμαυροῖ πάντα κεἰς λήθην ἄγει → Diesque celat omnia atque oblitterat → Die Zeit verdunkelt alles, gibt's dem Vergessen preis
dat. de ὑμεῖς.
irregular dative case of ὑμεῖς; to (with or by) you: ye, you, your(-selves).
ὑμῖν: dat. к ὑμεῖς.