Atreus

And among them rose the hero son of Atreus, wide-ruling Agamemnon, lamenting: his blackened heart brimming over with rage, and his eyes like blazing fires.

"But why the thankless story should ye hear? / Why stay your hand? If Grecians in your sight / are all alike, ye know enough; take here / your vengeance. Dearly will my death delight / Ulysses, well the deed will Atreus' sons requite."

His messenger, Argicides, to Pelops, skill'd in horse; / Pelops to Atreus, chief of men; he dying, gave it course