1)
Why does it say "Ki Lo
1.
Radak: This explains verse 4 - "Melech Aram pressured them." It is because they did not veer from the sins
2)
Why did so few people remain in Yisrael?
1.
Malbim: Eliyahu's prophecy (Hashem will leave only 7,000 in Yisrael who had not bowed to Ba'al - Melachim I, 19:18) had been fulfilled. 1
1
And afterwards, Yisrael increased somewhat. (PF)
3)
Why does it say "va'Ysimem ke'Afar Ladush"?
1.
Malbim: Hashem saw the 'poverty' of His nation - if He would not save them, they would be totally destroyed!