Joshua 21:41
"All the cities of the Levites within the possession of the children of Israel were forty and eight cities with their suburbs."
Cross References (ranked by relevance)
Deuteronomy 33:10
They shall teach Jacob thy judgments, and Israel thy law: they shall put incense before thee, and whole burnt sacrifice upon thine altar.
Genesis 49:7
Cursed be their anger, for it was fierce; and their wrath, for it was cruel: I will divide them in Jacob, and scatter them in Israel.