He told the soldiers to deform the situation and get the horses, time to hunt the prey.
The captain and half of the battalion stayed to take care of the injured fellow soldiers and check the losses, while checking on the enemy and arresting the attackers who were still alive and breathing.
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The attackers tried their best to save their asses and attack back, but they could either run for their lives or attack back. As they needed some time to focus, aim and shoot the arrows at Ersian soldiers.
Unfortunately they were facing The Ermaan Bluethorn, The Kingsman of Ersia who believe no information is the best information but once entered the enemy mustn't leave their land alive.
No matter what.