Contradiction with Numbers 18:20
This verse states that the Levites would not have a land inheritance, contradicting the idea of assigning cities to the Levites in Joshua 21.
Numbers 18:20: And the LORD spake unto Aaron, Thou shalt have no inheritance in their land, neither shalt thou have any part among them: I [am] thy part and thine inheritance among the children of Israel.
Contradiction with Deuteronomy 10:9
The Levites have no portion or inheritance with Israel, contrasting with their allocation of cities and pasturelands.
Deuteronomy 10:9: Wherefore Levi hath no part nor inheritance with his brethren; the LORD [is] his inheritance, according as the LORD thy God promised him.
Contradiction with Joshua 13:33
No inheritance was given to Levi because the Lord was their inheritance, which complicates the notion of assigned lands in Joshua 21:12.
Joshua 13:33: But unto the tribe of Levi Moses gave not [any] inheritance: the LORD God of Israel [was] their inheritance, as he said unto them.
Contradiction with Ezekiel 44:28
The Lord is the inheritance of the priests and Levites, not physical land, differing from the allocation mentioned in Joshua 21.
Ezekiel 44:28: And it shall be unto them for an inheritance: I [am] their inheritance: and ye shall give them no possession in Israel: I [am] their possession.