History of the Peloponnesian War
Thucydides
Thucydides. The history of the Peloponnesian War, Volume 1-2. Dale, Henry, translator. London: Heinemann and Henry G. Bohn, 1851-1852.
And so it turned out; for when the Athenian soldiers at Samos found that he had great influence with him, [the plan was adopted,] to a certain extent, in consequence of Alcibiades having sent word to the most powerful individuals amongst them, to let it be mentioned to the most respectable people, that he wished to return home on condition of there being an oligarchy, and not that unprincipled democracy which had banished him; and after making Tissaphernes their friend, to enjoy his privileges as a citizen with them: but, at the same time, the trierarchs and the most influential Athenians at Samos were of themselves still more eager for abolishing the democracy.