More on the Abarbanel's commentary on the מורה נבוכים: Giving Exodus 24 the "Companton Treatment"

From Jewish History with Rabbi Dr. Dovid Katz by R Dr. Dovid Katz.

What is the difference between the זִקְנֵי יִשְׂרָאֵל and the אֲצִילֵי בְּנֵי יִשְׂרָאֵל?