ἀποδιατηρέω

From LSJ

ἀθρόαις πέντε δραπὼν νύκτεσσιν ἔν θ' ἁμέραις ἱερὸν εὐζοίας ἄωτον → for five whole nights and days, culling the sacred excellence of joyous living | reaping the sacred bloom of good living for five full nights and as many days

Source

Spanish (DGE)

preservar, ἔλεος καὶ ἀλήθεια ἀποδιατηρήσουσιν αὐτόν Aq.Ps.60.8 (Auct.).