1)
What will not be finished off?
1.
Rashi: Its residents. I will leave a remnant that will go to exile.
QUESTIONS ON RASHI
2)
Rashi writes that the residents will not be finished off. What is the reason?
1.
Radak: I promised "Lo Me'astim v'Lo Ge'altim Lechalosam" (Vayikra 26:44).
2.
Malbim: He will finish His anger on sticks and stones (the Beis ha'Mikdash) and desolation of the land, and leave a remnant of its residents. Even though I saw a vision that everything will be destroyed, Hashem said that a remnant will remain.