ὃ σὺ μισεῖς ἑτέρῳ μὴ ποιήσεις → don't do to others what you don't want them to do to you
Source
German (Pape)
[Seite 722] = ἦντο, sie waren, Od. 20, 106.
French (Bailly abrégé)
3ᵉ pl. impf. Moy. ion. de εἰμί.
English (Autenrieth)
see εἰμί.
Russian (Dvoretsky)
εἴατο: Hom. 3 л. pl. impf. med. к εἰμί (v. l. εἵατο I).