εὗ
From LSJ
κρῖναι δὲ λόγῳ πολύδηριν ἔλεγχον ἐξ ἐμέθεν ῥηθέντα → judge by reason the too much contested argument which has been given by me
English (LSJ)
enclit. εὑ, Ion. and Ep. for οὗ (οὑ), gen. of reflex. Pron. of 3rd pers., Il.20.464; for αὑτοῦ, Hdt.3.135. II for αὐτοῦ, Il.14.427, 24.293. III apptly. for ἑῷ, Trans.Am.Phil.Ass.57.202 (Laodicea Combusta).
German (Pape)
[Seite 1054] ion. u. ep. für οὗ, gen. des pron. reflex. der dritten Person, Il. 20, 464, enklitisch, 14, 427. 15, 165, = αὐτοῦ.