1)
Who are "Bnei Kiryas Arim Kefirah u'Ve'eros"?
1.
Ibn Ezra: They are Anshei Kiryas Ye'arim 1 - Bnei Kefirah and Bnei Ve'eros.
2.
Metzudas David: The people of these three places - Kiryas Ye'arim, Kefirah and Ve'eros.
1
Yehoshua 9:17 mentions Kiryas Ye'arim. (PF)
