What did Circe and Tiresias warn Odysseus to do?

Circe and Tiresias warned Odysseus to avoid harming the cattle of the Sun God, HeliOS, while on his journey home. They advised him that if he and his crew disobeyed this warning, they would face dire consequences, including the destruction of his ship and crew. Additionally, Tiresias emphasized the importance of making peace with Poseidon to ensure a safe return to Ithaca.