'Walls' in the Bible
For, behold, I will call all the families of the kingdoms of the north," says Yahweh; "and they shall come, and they shall each set his throne at the entrance of the gates of Jerusalem, and against all its walls all around, and against all the cities of Judah.
For, behold, I have made you this day a fortified city, and an iron pillar, and bronze walls, against the whole land, against the kings of Judah, against its princes, against its priests, and against the people of the land.
"Go up on her walls, and destroy; but don't make a full end. Take away her branches; for they are not Yahweh's.
Thus says Yahweh, the God of Israel, Behold, I will turn back the weapons of war that are in your hands, with which you fight against the king of Babylon, and against the Chaldeans who besiege you, without the walls; and I will gather them into the midst of this city.
It happened that, when Zedekiah the king of Judah and all the men of war saw them, then they fled, and went forth out of the city by night, by the way of the king's garden, through the gate between the two walls; and he went out toward the Arabah.
The Chaldeans burned the king's house, and the houses of the people, with fire, and broke down the walls of Jerusalem.
Shout against her all around: she has submitted herself; her bulwarks are fallen, her walls are thrown down; for it is the vengeance of Yahweh: take vengeance on her; as she has done, do to her.
Set up a standard against the walls of Babylon, make the watch strong, set the watchmen, prepare the ambushes; for Yahweh has both purposed and done that which he spoke concerning the inhabitants of Babylon.
Thus says Yahweh of Armies: The broad walls of Babylon shall be utterly overthrown, and her high gates shall be burned with fire; and the peoples shall labor for vanity, and the nations for the fire; and they shall be weary.
Then a breach was made in the city, and all the men of war fled, and went forth out of the city by night by the way of the gate between the two walls, which was by the king's garden; (now the Chaldeans were against the city all around;) and they went toward the Arabah.
All the army of the Chaldeans, who were with the captain of the guard, broke down all the walls of Jerusalem all around.