1)
What is "Derech ha'Shechuni va'Ohalim"?
1.
Rashi: It is via the land of Kedar and Arev, who dwell in the Midbar in tents, for they constantly graze flock; they do not live in houses.
2.
Radak citing Targum Yonasan: It is the path through the plain of Aravim who dwell in Shichunim (dwellings) in the Midbar.
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Lev Yitzchak This is like Yirmeyah 25:24 "Kol Malchei ha'Erev ha'Shochenim ba'Midbar." Targum Yonasan often translates like is explicit elsewhere.
2)
What are Novach and Yagbehah?
1.
Rashi: They are Yisrael cities
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. Gid'on chased them via a crooked path, so they would not sense him, and he could confound them suddenly.
