King James Version
And when the men of Ai looked behind them, they saw, and, behold, the smoke of the city ascended up to heaven, and they had no power to flee this way or that way: and the people that fled to the wilderness turned back upon the pursuers.English Standard Version
So when the men of Ai looked back, behold, the smoke of the city went up to heaven, and they had no power to flee this way or that, for the people who fled to the wilderness turned back against the pursuers.New International Version
The men of Ai looked back and saw the smoke of the city rising against the sky, but they had no chance to escape in any direction, for the Israelites who had been fleeing toward the desert had turned back against their pursuers.