'Center' in the Bible

'Thus says Yahweh, the God of Israel: "Look, I [am] about to turn back the weapons of war that [are] in your hands, [with] which you [are] fighting against them, the king of Babylon and the Chaldeans who are laying siege to you from outside the wall, and I will gather them into the center of this city.

to loot loot, and to plunder plunder, {to assail} inhabited ruins and people gathered together from [various] peoples [and who are] acquiring livestock and goods [and] dwelling at the center of the world.