Final answer:
Odysseus fighting the suitors with his son Telemachus is the supreme ordeal in his epic journey.
Step-by-step explanation:
The part of Odysseus's epic journey where he fights the suitors with his son Telemachus is the supreme ordeal. This is a significant and climactic moment in the story as Odysseus and Telemachus take on the suitors who have been vying for Penelope's hand in marriage. This event showcases Odysseus's strength, cunning, and bravery in defending his household and reclaiming his throne.
Learn more about Odysseus's epic journey