1)
Does he ask where the kings are?
1.
Radak (Yeshayah 37:13): He refers to their gods, who did not save them. Also the kings could not stand (defend their Medinos) in front of me.
2)
Why does it say "Ir" regarding Sefarvayim?
1.
Radak (Yeshayah 37:13): It was the biggest of all of them.
3)
What is the meaning of "Hena v'Ivah"?
1.
Rashi: [Melech Ashur] destroyed and exiled [these places].
2.
Refer to Melachim II, 18:34:1:2-5 and the notes there.
