English Standard Version
Now the appointed signal between the men of Israel and the men in the main ambush was that when they made a great cloud of smoke rise up out of the cityNew International Version
The men of Israel had arranged with the ambush that they should send up a great cloud of smoke from the city,Catholic Public Domain Version
Now the sons of Israel had given a sign to those whom they had stationed in ambushes, so that, after they had seized the city, they would light a fire, and by the smoke ascending on high, they would show that the city was captured