Oedipus Rex unconditional (Laius "will" have a son who will kill him). Both Aeschylus and Euripides write plays in which the oracle is conditional; Sophocles ... chooses to make Laius's oracle unconditional and thus removes culpability for his sins from Oedipus, for he could not have done other than what he did, no matter what action he took. This interpretation is supported by Jocasta's repetition of the oracle at lines 854–55: "Loxias declared that the king should be killed by/ his own son." In the Greek, Jocasta uses the verb "chrênai": "to be fated, necessary." This iteration of the oracle seems to
Oedipus Rex Polybus then adopted. The baby, he says, was given to him by another shepherd from the Laius household, who had been told to get rid of the child. Oedipus asks the chorus if anyone knows who this man was, or where he might be now. They respond that he is the "same shepherd" who was witness to the murder of Laius, and whom Oedipus had already sent for. Jocasta, who has by now realized the truth, desperately begs Oedipus to stop asking questions, but he refuses and Jocasta runs into the palace. When the shepherd arrives Oedipus questions him, but