History of the Peloponnesian War

Chalcideus and Alcibiades, as they sailed, kept prisoner every man they met with by the way, to the end that notice might not be given of their passage. And touching first at Corycus in the continent, where also they dismissed those whom they had apprehended, after conference there with some of the conspirators of the Chians, that advised them to go to the city without sending them word before, they came upon the Chians suddenly and unexpected.