the Iliad itself begins with the eris/neikos between Achilles and Agamemnon… the quarrel is a formal litigation, with claims and counterclaims expressed in correct legal language. And the objective of the whole procedure is dikê ‘justice’
Nagy demonstrates that the Homeric quarrel (neikos) is not merely dramatic conflict but a legally structured contest whose ultimate telos is justice, making it foundational to heroic epic as a whole.
, The Best of the Achaeans: Concepts of the Hero in Archaic Greek Poetry, 1979thesis