Titus Livius (Livy), The History of Rome, Book 21
D. Spillan, A.M., M.D., Cyrus Evans, Ed.

14. When an assembly of the people, by the gradual crowding round of the multitude, had mingled with the senate to hear these proposals, the chief men suddenly withdrawing before an answer was returned, and throwing all the gold and silver collected, both from public and private stores, into a fire hastily kindled for that purpose, the greater part flung themselves also into it. [2] When the dismay and agitation produced by this deed had pervaded the whole city, another noise was heard in addition from the citadel. A tower, long bat- [p. 714]tered, had fallen down; and when a Carthaginian cohort, rushing through the breach, had made a signal to the general that the city was destitute of the usual outposts and guards, Hannibal, thinking that [3??] there ought to be no delay at such an opportunity, having attacked the city with his whole forces, took it in a moment, command being given that all the adults should be put to death; which command, though cruel, was proved in the issue to have been almost necessary. [4] For to whom of those men could mercy have been shown, who, either shut up with their wives and children, burned their houses over their own heads, or abroad in arms made no end of fighting, except in death.