The Odyssey 15.525–530

Even as he spoke a bird flew forth upon the right, a hawk, the swift messenger of Apollo. In his talons he held a dove, and was plucking her and shedding the feathers down on the ground midway between the ship and Telemachus himself. Then Theoclymenus called him apart from his companions, and clasped his hand, and spoke, and addressed him: “Telemachus, surely not without a god's warrant has this bird flown forth upon our right, for I knew, as I looked upon him, that he was a bird of omen. Than yours is no other house in the land of Ithaca more kingly; nay, ye are ever supreme.”