1)
Why does it specify "Paras v'Lud u'Fut"?
1.
Radak: They knew war; they came to Tzor when it needed to fight others.
2.
Malbim: Your soldiers were not from Bnei Tzor, rather, from other nations.
2)
What is the meaning of "Magen v'Chova Tilu Vach"?
1.
Radak: They brought their weapons from their lands, for they were good. People normally hang shields and helmets on the tops of the towers and walls ? "Elef ha'Magen Taluy Alav" (Shir ha'Shirim 4:4).
3)
How did they give your beauty?
1.
Radak: They beautified the city with nice weapons.
2.
Malbim: It is beauty of the country when it has an army, and the nation is saved in war.