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.

Later on in the course of the war still other invasions were made by the Athenians into Megaris every year, both with the cavalry and with the whole army, until Nisaea was captured.[*](Thuc. 4.66 - Thuc. 4.69.)