The Annals and the Histories · Hist. 2.41

The same day, while Caecina was engaged on the construction of a bridge, two tribunes of the Praetorian Guard came to him and begged an interview. He was on the point of hearing their proposals and sending back his own, when the scouts arrived at headlong speed with the news that the enemy were close at hand. The address of the tribunes was thus abruptly terminated. Thus it remained uncertain whether deception, or treason, or some honourable arrangement, had been in their thoughts. Caecina dismissed the tribunes and rode back to the camp. There he found that Fabius Valens had given the signal for battle, and that the troops were under arms. While the legions were casting lots for the order of march, the cavalry charged, and, strange to say, were kept only by the courage of the Italian legion from being driven back on the entrenchments by an inferior force of Othonianists. These men, at…

Cornelius Tacitus · trans. Church & Brodribb, 1876
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