θεόσεπτος
From LSJ
Ὦ τύμβος, ὦ νυμφεῖον, ὦ κατασκαφὴς οἴκησις αἰείφρουρος, οἷ πορεύομαι πρὸς τοὺς ἐμαυτῆς → Tomb, bridal chamber, eternal prison in the caverned rock, whither I go to find mine own.
English (LSJ)
ον,
A feared as divine, βροντή Ar.Nu.292; holy, Orac. ap. Jul.Ep.89b. II Act.,= θεοσεβής, Man.4.427.