'Dividing' in the Bible

I will call for a sword against Gog throughout all My mountains,” says the Lord God. “Every man’s (invading soldier’s) sword will be against his brother (ally) [in panic and confusion].

And like the entrances of the chambers that were toward the south there was an entrance at the head of the walkway, the walkway in front of the dividing wall toward the east, as one enters them.