ἰώ
εἰς δὲ θεοὺς ἀσεβείας τε καὶ εὐσεβείας καὶ γονέας καὶ αὐτόχειρος φόνου μείζους ἔτι τοὺς μισθοὺς διηγεῖτο → and he had still greater requitals to tell of piety and impiety towards the gods and parents and of self-slaughter
English (LSJ)
an exclam., chiefly in dramatic poetry (lyr.); freq. repeated twice, rarely three times, as A.Supp.125; esp. in invoking aid, ἰ. μάκαρες, ἰ. θεοί, Id.Th.96, S.Ph.736;
A ἰ. ἰ. Παιάν Id.Tr.222; ἰ. Βάκχαι E.Ba.578. 2 freq. also of grief or suffering, oh! ἰ. δύστανος S. Ant.850; ἰ. μοί μοι Id.OC199, etc.; ἰ. κακοπάρθενε Μοῖρα AP7.468 (Mel.); ἰ. Σπάρτα ib.434 (Diosc.): c. gen., ἰ., πάτερ, σοῦ τῶν τε . . τέκνων A.Ag.1305; ἰ. μοι πόνων E.Ph.1290; ἰ. ἰ. τραυμάτων Ar.Ach. 1205. 3 rarely in Prose, ἰ., φασί τινες, of an objector, Gal.Thras. 32. II with other Interj., ἰ. ὢ ὤ S.OC224; ἒ ἒ ἰ. Id.El.840. [ῐ: yet sts. ῑ, in anap., A.Ag.1455, S.El.149, E.Alc.741.]
German (Pape)
[Seite 1277] Interjection, bes. der Freude, häufig bei den Tragg., z. B. ἰὼ μάκαρες εὔεδροι Aesch. Spt. 93, ἰὼ θεοί Soph. Phil. 736, ἰὼ γενεαὶ βροτῶν O. R. 1186; zweimal, ἰὡ ἰώ, Ai. 693, ἰὼ ἰὼ Παιάν Tr. 220; Eur. Bacch. 576; – der Trauer, ἰὼ τάλαινα Aesch. Ag. 1028; ἰὼ δύστανος, ἰὼ τλήμων Soph. Ant. 843 Ai. 877; Eur. Hec. 716 u. öfter; ἰὼ ἰὼ ἰὼ δυσάγκριτοι πόνοι Aesch. Suppl. 118; ἰώ μοι, ἰώ μοί μοι, Soph. O. C. 199 Ai. 326 u. öfter; Eur. El. 159; Ar. Vesp. 750; c. gen., ἰὼ πάτερ σοῦ τῶν τε γενναίων τέκνων Aesch. Ag. 1300; ἰώ μοι πόνων Eur. Phoen. 1289; ἰὼ ἰὼ τραυμάτων ἐπωδύνων Ar. Ach. 1166. Seltener bei anderen Dichtern, Diosc. 34 Mel. 124 (VII, 434. 468). [Ι eigentlich kurz. wird auch lang gebraucht von den Tragg.]