History of the Peloponnesian War

Nevertheless the Lacedaemonians sent first one Phrynis, a man of those parts, to Chios to see if the galleys they had were so many as they reported and whether the city were otherwise so sufficient as it was said to be. And when the messenger brought back word that all that had been said was true, they received both the Chians and the Erythraeans presently into their league and decreed to send them forty galleys, there being at Chios, from such places as the Chians named, no less than sixty already.