Joshua 8:2

And thou shalt do to Ai and her king as thou didst unto Jericho and her king: only the spoil thereof, and the cattle thereof, shall ye take for a prey unto yourselves: lay thee an ambush for the city behind it.

Ver. 2. Lay thee an ambush behind it.] Dolus an virtus, quis in hoste requirat? If the war be just, the use of stratagems is unquestionably warrantable. Of Decebalus, king of Dacians, in Domitian's time, a valiant and wise warrior, it is thus storied, Noverat optime insidias faeere, proelium committere, optime uti victoria, et acceptam cladem ferre moderate; He well knew how to lay an ambush, pitch a field, use a victory, take a defeat. a

a Dio, in Dom.