NET
15 In Jerusalem he made war machines carefully designed to shoot arrows and large stones from the towers and corners of the walls. He became very famous, for he received tremendous support and became powerful.
Darby
15 And he made in Jerusalem machines invented by skilful men, to be upon the towers and upon the bulwarks, wherewith to shoot arrows and great stones. And his name spread far abroad; for he was marvellously helped, till he became strong.
KJV
15 And he made in Jerusalem engines, invented by cunning men, to be on the towers and upon the bulwarks, to shoot arrows and great stones withal. And his name spread far abroad; for he was marvellously helped, till he was strong.