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 Athenians took refuge in Potidaea, and afterwards recovered their dead under truce, and returned to Athens with the remnant of their army; four hundred and thirty men and all the generals having fallen. The Chalcidians and Bottiaeans set up a trophy, took up their dead, and dispersed to their several cities.
The same summer, not long after this, the Ambraciots and Chaonians, being desirous of reducing the whole of Acarnania and detaching it from Athens, persuaded the Lacedaemonians to equip a fleet from their confederacy and send a thousand heavy infantry to Acarnania, representing that if a combined movement were made by land and sea, the coast Acarnanians would be unable to march; and the conquest of Zacynthus and Cephallenia easily following on the possession of Acarnania, the cruise round Peloponnese would be no longer so convenient for the Athenians. Besides which there was a hope of taking Naupactus.
The Lacedaemonians accordingly at once sent off a few vessels with Cnemus, who was still high admiral, and the heavy infantry on board; and sent round orders for the fleet to equip as quickly as possible and sail to Leucas.
The Corinthians were the most forward in the business; the Ambraciots being a colony of theirs. While the ships from Corinth, Sicyon and the neighborhood were getting ready, and those from Leucas, Anactorium and Ambracia, which had arrived before, were waiting for them at Leucas,