Ab urbe condita
Titus Livius (Livy)
Livy. History of Rome, Volumes 1-2. Roberts, Canon, Rev, translator. London, New York: J. M. Dent and Sons; E. P. Dutton and Co., 1912.
When Volumnius saw that this was the general wish he said, “Since I have made a mistake in interpreting my colleague's wishes I will take care that there shall be no doubt as to what it is that you want.
Signify your wishes by acclamation; do you wish me to stay or to go?” Such a shout arose in reply that it brought the enemy out of their camp; seizing their arms they came down to the battlefield.