Joel 3:19
Egypt will become desolate,
What it says
Egypt and Edom become desolate because of their violence against Judah and the shedding of innocent blood.
What it is doing
This verse contrasts the nations' fate with Judah's blessing on moral and judicial grounds.
In context
17Then you will know that I am the LORD your God, 18And in that day the mountains will drip with sweet wine, 19Egypt will become desolate, 20But Judah will be inhabited forever, 21For I will avenge their blood,