Book 5
32
But the enemy, after they had made the discovery of their intended departure by the noise during the night and their not retiring to rest, having placed an ambuscade in two divisions in the woods, in a suitable and concealed place, two miles from the camp, waited for the arrival of the Romans: and when the greater part of the line of march had descended into a considerable valley, they suddenly presented themselves on either side of that valley, and began both to harass the rear and hinder the van from ascending, and to give battle in a place exceedingly disadvantageous to our men.