In the underworld what does the prophet Tiresias's tell Odysseus?

In the underworld, the prophet Tiresias informs Odysseus that he must return to Ithaca and confront the suitors who have overrun his home. He warns him of the challenges he will face on his journey and advises him to show respect to the gods, particularly Poseidon, to ensure a safe return. Tiresias also foretells that Odysseus will eventually find peace and fulfillment, but only after making sacrifices to Poseidon.