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 they themselves would be distinguished from the rest, for they said they would anoint themselves with oil, that they might not be hurt. And they felt the greater security in opening the gates, since, according to agreement, the four thousand Athenian heavy-armed from Eleusis, and six hundred horse, had marched all night, and were now there.

But when they were anointed, and were now standing about the gates, one of their associates gave information of the plot to the other party, who consequently united, and came in a body, and urged that they ought neither to march out, (for not even before, when they were stronger, had they ever ventured on this,) nor to bring the city into evident danger; and if any one did not obey them, there, [in Megara itself,] should the battle be fought. But they gave no intimation of their being acquainted with their practices, but positively maintained that they were giving the best advice; and at the same time they kept their post about the gates, so that it was not possible for the conspirators to accomplish what they intended.