# look!
The word "look!" here alerts us to pay attention to the surprising information that follows.
# impetuous
Possible meanings are 1) "violent" or 2) "hasty."
# the breadth of the land
This can mean 1) everywhere in Judah or 2) everywhere in the world. This would be an exaggeration to emphasize how powerful the Chaldean army is. (See: [[rc://en/ta/man/jit/figs-hyperbole]])