ἤϊον
From LSJ
δειναὶ δ' ἅμ' ἕπονται κῆρες ἀναπλάκητοι → and after him come dread spirits of death that never miss their mark
English (LSJ)
Ep. for ᾔεσαν, 3pl. impf. of εἶμι (A ibo); also 1sg., Luc.Syr.D. 24. II Ion. impf. of ἀΐω, read by Zenod. for ἔκλυον, Od.2.42. III v. ἤϊα (A) fin.
French (Bailly abrégé)
1ᵉ sg. et 3ᵉ pl. impf. épq. et ion. de εἶμι et de ἀΐω¹.
Russian (Dvoretsky)
ἤϊον:
I эп. (= ᾔεσαν) 3 л. pl. impf. к εἶμι.
II Luc. (= ἄϊον) impf. к ἀΐω I.