ἑβδόμειος
From LSJ
οὐ γὰρ ἂν τό γε πραχθὲν ἀγένητον θείη → since he cannot make what was done as though it had not come to pass
English (LSJ)
A worshipped on the seventh day, epith. of Apollo, IG2.1653.
German (Pape)
[Seite 699] ὁ, Beiname des Apollo, Inscr. I p. 463; s. ἑβδομαγέτης.