Regulations concerning the Herakleia at MarathonNomima II, 1B Date: ca. 490–480 BC
The games-masters (athlothetas) shall put on the competitions (agona) in Marathon at the Herakleia. Thirty men shall oversee the competitions, (selected) from (5) those present (epidemom), three from each tribe. They shall undertake in the sanctuary jointly to arrange the contest in the best possible manner. They shall be not less than thirty years (10) old. These men shall swear in the sanctuary on the victims. Their chairman (epistates) [shall be] . . .