1)
What do we learn from "va'Yeshevu... b'Areihem"?
1.
Malbim: When they came to Eretz Yisrael, first they engaged in farming. They planted fields and vineyards, lest they bear shame of hunger. Also, since they did not have permission to build the wall, they did not settle in Yerushalayim, everyone settled where his fathers lived. Kohanim and Leviyim dwelled in the 48 Arei ha'Leviyim.
2)
Who are "ha'Sho'arim"?
