History of the Peloponnesian War

Thucydides

Thucydides, Vol. 1-4. Smith, Charles Foster, translator. London and Cambridge, MA: Heinemann and Harvard University Press, 1919-1923.

During the same summer the Lacedaemonians, making an expedition to Argos, got as far as Cleonae, but when an earthquake occurred they retired. After this the Argives invaded the Thyreatis, which lies on their borders, and took much booty from the Lacedaemonians, which was sold for not less than twenty-five talents.[*](£5,000, $24,300.)

And in the course of the same summer, not long afterwards, the people of Thespiae attacked the government but did not succeed; for succour came from Thebes and some were arrested, while others fled for refuge to Athens.