Whenever an army gathers it is always a dangerous time. There is a concern about spies, sabotage and the morale among the troops. Since the Philistine commanders have said that David must leave them, they now add that it would be best if he did so as soon as possible so that they do not become annoyed by his presence.
10 Now then rise early in the morning with the servants of your lord who came with you, and start early in the morning, and depart as soon as you have light.”