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.
For if one had reckoned the public expenditure on the part of the state and the private outlay of those who made the expedition—on the part of the city, both what it had already advanced and what it was sending in the hands of the generals, and on the part of private individuals whatever a man had expended on his own person or, if trierarch, on his ship, and what they were going to spend still, and, besides, the money we may suppose that everyone, even apart from the pay he received from the state, provided for himself as travelling expenses, counting upon an expedition of long duration, and all the articles for barter and sale merchant or soldier took with him on the voyage—it would have been found that many talents in all were taken from the city.
And the fame of the armament was noised abroad, not less because of amazement at its boldness and the splendour of the spectacle than on account of its overwhelming force as compared with those whom they were going against; and also because it was the longest voyage from home as yet attempted and undertaken with the highest hopes for the future as compared with their present resources.
When the ships had been manned and everything had at last been put aboard which they were to take with them on the voyage, the trumpeter proclaimed silence, and they offered the prayers that were customary before putting out to sea, not ship by ship but all together, led by a herald, the mariners as well as the officers throughout the whole army making libations with golden and silver cups from wine they had mixed.