1)
Why does it say "Im Lo?"?
1.
Radak: This is a Shevu'ah, like "Im Lo Ka'asher Dimisi" (Yeshayah 14:24) and similar verses.
2)
What is the meaning of "Asher be'Charavos"?
1.
Rashi: In the fortified cities, which will ultimately be desolate.
3)
What is "va'Asher ba'Metzados"?
1.
Rashi: In a place hidden from the sword [I will send a plague].
2.
Radak: They are big towers.
4)
What is the significance of the three afflictions in the verse?
1.
Malbim: I will eradicate all residents of the land ? in the cities, fields and caves.