8. When Oedipus consults the Delphic oracle about his parents, he is told that he will kill his father and marry his mother. Believing that this refers to Polybus and Merope, he leaves Corinth and travels to which city?
From Quiz Oedipus Rex
On his voyage, he has a quarrel with an old man and kills him. This fulfills the prophecy, as the man was in fact Laius, the King of Thebes and his natural father. He arrives in Thebes, where he frees the city from the reign of terror imposed by the Sphinx be answering its riddle. while Sophocles does not give details of the question, it is popularly given as: "What creature walks on four legs in the morning, two legs in the afternoon, and three legs in the evening?" The answer is a human being, who crawls as an infant, walks upright for most of their life, and leans on a cane or other support when elderly. The Thebans are so grateful that he is declared their king, and given the hand in marriage of the dowager queen (his mother, Jocasta).