וַיַּקְדִּ֜שׁוּ אֶת־קֶ֤דֶשׁ בַּגָּלִיל֙ בְּהַ֣ר נַפְתָּלִ֔י וְאֶת־שְׁכֶ֖ם בְּהַ֣ר אֶפְרָ֑יִם וְאֶת־קִרְיַ֥ת אַרְבַּ֛ע הִ֥יא חֶבְר֖וֹן בְּהַ֥ר יְהוּדָֽה׃
And they set apart Kedesh in Galilee in the hill-country of Naphtali, and Shechem in the hill-country of Ephraim, and Kiriath-arba—the same is Hebron—in the hill-country of Judah.
Read halakhic rulings (Jewish law) on Joshua 20:7: and classical halakhic sources.