וַיַּ֣עַל גִּדְע֗וֹן דֶּ֚רֶךְ הַשְּׁכוּנֵ֣י בָֽאֳהָלִ֔ים מִקֶּ֥דֶם לְנֹ֖בַח וְיָגְבֳּהָ֑ה וַיַּךְ֙ אֶת־הַֽמַּחֲנֶ֔ה וְהַֽמַּחֲנֶ֖ה הָ֥יָה בֶֽטַח׃
基甸沿著住帳棚之人的路，從挪巴和約比哈的東邊上去，擊殺那軍隊；那時軍隊正安然無備。
Rashi
By way of the tent dwellers. By way of the lands of Kedar and Arabia, whose inhabitants were wilderness tent dwellers. Since they were occupied exclusively as shepherds, they could not dwell in houses.
Rashi
East of Novach and Yagbeha. These were Yisroelite cities. He chose not to pass through them, but rather travelled roundabout, so that they would remain undetected, and could overwhelm them by surprise.