σφραγιστής
From LSJ
δειναὶ δ' ἅμ' ἕπονται κῆρες ἀναπλάκητοι → and after him come dread spirits of death that never miss their mark
English (LSJ)
οῦ, ὁ,
A sealer, title of Egyptian priests who sealed the victim before sacrifice, Plu.2.363b (cf. μοσχοσφραγιστής): also, witness who seals a will, BGU361 iii 13 (ii A.D., pl.).