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.
Meanwhile the Athenians took up their dead under truce from the Aetolians, and retired to Naupactus, and from thence went in their ships to Athens; Demosthenes staying behind in Naupactus and in the neighborhood, being afraid to face the Athenians after the disaster.
About the same time the Athenians on the coast of Sicily sailed to Locris, and in a descent which they made from the ships defeated the Locrians who came against them, and took a fort upon the river Halex.