History of the Peloponnesian War

They now all sat down and besieged Orchomenos, and made assaults upon it; one of their reasons for desiring to gain this place being that hostages from Arcadia had been lodged there by the Lacedaemonians.

The Orchomenians, alarmed at the weakness of their wall and the numbers of the enemy, and at the risk they ran of perishing before relief arrived, capitulated upon condition of joining the league, of giving hostages of their own to the Mantineans, and giving up those lodged with them by the Lacedaemonians.