'Fortified Cities' in the Bible

"At that time, their fortified cities that they abandoned because of the Israelis will be like desolate places of the forests and hilltops there will be desolation.

In the fourteenth year of King Hezekiah, King Sennacherib of Assyria attacked all the fortified cities of Judah and captured them.

""Didn't you hear how in the distant past I decided to do it, how I planned from days of old? Now I've made it happen that fortified cities become devastated, besieged heaps.