Kommos (theatre) having blinded himself in Sophocles' "Oedipus Rex" (c.429 BCE), and the exchange between Orestes, Electra and the chorus immediately after Clytemnestra's murder in Euripides' "Electra" (c.410 BCE). Kommos (theatre) A kommos (from Greek κομμός, "kommós", literally "striking", especially "beating of the head and breast in mourning") is a lyrical song of lamentation in an Athenian tragedy that the chorus and a dramatic character sing together. A kommos occurs "when the tension of the play rises to a climax of grief or horror or joy". Examples include the final section (lines 908-1077) of Aeschylus' "The Persians" (472 BCE) in which Xerxes
Oedipus Rex he begs to be allowed to leave without answering further. However, Oedipus presses him, finally threatening him with torture or execution. It emerges that the child he gave away was Laius's own son, and that Jocasta had given the baby to the shepherd to secretly be exposed upon the mountainside. This was done in fear of the prophecy that Jocasta said had never come true: that the child would kill his father. Everything is at last revealed, and Oedipus curses himself and fate before leaving the stage. The chorus laments how even a great man can be felled by fate,