1)
What is "Keshes Eilam"?
1.
Rashi - version #1: It is the hope of Eilam.
2.
Rashi - version #2, Targum Yonasan: It is the strength of Eilam. Radak - this is like a bow, which is the strength of the one who carries it.
3.
Malbim: Eilam fought with bows. It is their primary strength.
2)
What is "Reishis Gevurasam"?
1.
Rashi: It is the best of their strength.
