The Infernal Machine (play) it is consummated, Tiresias comes to tell Oedipus he is apprehensive about the marriage. Oedipus is affronted and takes Tiresias by the throat. He peers into the High Priest's eyes and sees his future with Jocasta being healthy and content. Before he sees any further, he is temporarily blinded, presumably by the gods. Oedipus regains his sight, apologizes to Tiresias and reveals that he is the only son of Polybus and Merope of Corinth. Jocasta enters after Tiresias's exit, and the couple discuss the night Jocasta investigated the ghost of King Laius. Oedipus has a nightmare of Anubis attacking him
Laius raped the king's son, Chrysippus, and carried him off to Thebes while teaching him how to drive a chariot, or as Hyginus records it, during the Nemean games. This abduction is thought to be the subject of one of the lost tragedies of Euripides. With both Amphion and Zethus having died in his absence, Laius became king of Thebes upon his return. After the rape of Chrysippus, Laius married Jocasta or Epicasta, the daughter of Menoeceus, a descendant of the Spartoi. Laius received an oracle from Delphi which told him that he must not have a child, or the child