וְעָלָ֨ה הַגְּב֥וּל ׀ דְּבִרָה֮ מֵעֵ֣מֶק עָכוֹר֒ וְצָפ֜וֹנָה פֹּנֶ֣ה אֶל־הַגִּלְגָּ֗ל אֲשֶׁר־נֹ֙כַח֙ לְמַעֲלֵ֣ה אֲדֻמִּ֔ים אֲשֶׁ֥ר מִנֶּ֖גֶב לַנָּ֑חַל וְעָבַ֤ר הַגְּבוּל֙ אֶל־מֵי־עֵ֣ין שֶׁ֔מֶשׁ וְהָי֥וּ תֹצְאֹתָ֖יו אֶל־עֵ֥ין רֹגֵֽל׃
И подошла граница к Дебиру из долины Ахор и так на север, смотря на Галгал, который возвышается против восхождения на Адаммим, который находится на южной стороне ручья; и граница проходила вдоль вод Ен-Шемеша, и выходы из него были в Ен-Рогеле.
Rashi
The boundary went up to Devir from the Valley of Ochor. The Valley of Ochor was between Even Bohan and Devir.
Rashi
And it turned northward to Gilgol. When it reached Gilgol, the boundary widens, and the borderline extends northward to Gilgol which is opposite Maalei-adumim, whose elevation [Maalei] is south of the Valley. The valley therefore is outside the borderline and is not within the boundary of Yehudah.
Rashi
South of the Valley. It was a steep incline without water.10נַחַל is usually translated as a river, but since as Rashi comments, there was no water, he translates it as a valley.
Rashi
To Ein-rogel A spring where laundry was washed, which is translated by Targum Yonason, עֵין קַצְרָה. In Scripture a launderer is called רגֵל because he treads woolen clothes with his feet, (רֶגֶל). folos in old French.