2 Chronicles 14:6
14:6 He built fortified cities throughout Judah, for the land was at rest and there was no war during those years; the Lord gave him peace.
2 Chronicles 26:15
26:15 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.
2 Chronicles 32:5
32:5 Hezekiah energetically rebuilt every broken wall. He erected towers and an outer wall, and fortified the terrace of the City of David. He made many weapons and shields.