ἐπέην
From LSJ
λόγος γέ τοί τις ἔστι τῶν γεραιτέρων, ὅσ' ἂν ἀνόητ' ἢ µῶρα βουλευσώµεθα, ἅπαντ' ἐπὶ τὸ βέλτιον ἡµῖν ξυµφέρειν → there is in fact a saying among the elders, that whatever thoughtless, stupid decisions we make, they all turn out for the best for us
English (LSJ)
Ep. for ἐπῆν, 3sg. impf. of ἔπειμι (A), Il.20.276.
French (Bailly abrégé)
3ᵉ sg. impf. épq. de ἔπειμι¹.
Russian (Dvoretsky)
ἐπέην: и ἐπῆεν эп. (= ἐπῆν) 3 л. sing. impf. к ἔπειμι I.
Greek (Liddell-Scott)
ἐπέην: Ἐπικ. ἀντὶ ἐπῆν, γ΄ ἑν. τοῦ παρατ. τοῦ ἔπειμι (εἰμί), Ἰλ. Υ. 276.
English (Autenrieth)
see ἔπειμ Od. 9.1.