2 Samuel 12:31 in the World English Bible
He brought out the people who were in it, and put them to work under saws, under iron picks, under axes of iron, and made them go to the brick kiln; and he did so to all the cities of the children of Ammon. Then David and all the people returned to Jerusalem.
Context
30 And he took their king’s crown from off his head, the weight whereof was a talent of gold with the precious stones: and it was set on David’s head. And he brought forth the spoil of the city in great abundance.
31 And he brought forth the people that were therein, and put them under saws, and under harrows of iron, and under axes of iron, and made them pass through the brickkiln: and thus did he unto all the cities of the children of Ammon. So David and all the people returned unto Jerusalem.