ἰεῦ
From LSJ
ἀλλ' ἦν ἅπαντα τεταγμένα νόμων ἐπιταγαῖς → but all their acts were regulated by prescriptions set forth in laws
English (LSJ)
an ironical exclamation,
A whew! Ar.V.1335.
German (Pape)
[Seite 1244] Interjection des Spottes, hui, Ar. Vesp. 1335.