What is the significance of "Lishbor Ashur b'Artzi"?
Rashi: This refers to "Ka'asher Dimisi Ken Haysah" (24). Via this you will know that also My counsel about you will be fulfilled.
Radak: Ashur fell in Eretz Yisrael. The angel struck them when they were close to Yerushalayim ("Harai" - "Harim Saviv Lah" (Tehilim 125:2).
Malbim: I had two purposes. (a) To break Ashur, lest it harm Yisrael. (b) Refer to 14:25:2:2.
What is the meaning of "Avusenu"?
Rashi: I will trample him.
Malbim: It will be an exceptional defeat; all will see that I did so. No other nation will fight them again 1 .
Refer to 14:24:4:2*.
What is "Ulo"?
Radak: He imposed a tax on them. Also, he conquered the entire land, except for Yerushalayim.