Polynices

So Polynices too, had he taken good counsel, ought to have drawn lots with his brother for the kingship;

Eteocles and Polynices were not only brothers by law, but, being sprung of a son and a mother, of the closest kin.

when they had fallen out for the sake of more—the one wishing to rule alone, the other seeking by every means to recover his share of the power—did they not, being brothers, slay one another, and become the cause of great evils to those who joined either side, the assailants perishing on the spot, the defenders defeated a little after, since they would not let the dead be buried?

Yea, to Tydeus, and to Polynices, who was Theban-born.

To whom must I announce the message of Creon, who rules o’er the land of Cadmus, since Eteocles was slain by the hand of his brother Polynices, at the sevenfold gates of Thebes?

for around the gates of Cadmus have they lost their seven noble sons, whom on a day Adrastus, king of Argos, led thither, eager to secure for exiled Polynices, his son-in-law, a share in the heritage of Oedipus;