The Oresteia by Aeschylus

The ORESTEIA is a trilogy of Greek tragedies written by Aeschylus which concerns the end of the curse on the House of Atreus. The only surviving example of a trilogy of ancient Greek plays, the Oresteia was originally performed at the Dionysia festival in Athens in 458 BC, where it won first prize. The tragedies that comprise the ORESTEIA are Agamemnon, The Libation Bearers, The Eumenides.