History of the Peloponnesian War
Thucydides
Thucydides. History of the Peloponnesian War. Crawley, Richard, translator. London and Toronto: J. M. Dent and Sons Ltd.; New York: E. P. Dutton and Co., 1914.
The first Lacedaemonian embassy was to order the Athenians to drive out the curse of the goddess; the history of which is as follows.
In former generations there was an Athenian of the name of Cylon, a victor at the Olympic games, of good birth and powerful position, who had married a daughter of Theagenes, a Megarian, at that time tyrant of Megara.