Contradiction with Numbers 18:20
This verse states that the Levites shall have no inheritance in the land, which can be seen as a contradiction to the honor given to them in Deuteronomy 18:5.
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 1 Samuel 8:7
This verse reflects a shift from theocratic leadership suggested in Deuteronomy 18:5 to a monarchy, which could be seen as a contradiction to the idea of Levitical priest leadership.
1 Samuel 8:7: And the LORD said unto Samuel, Hearken unto the voice of the people in all that they say unto thee: for they have not rejected thee, but they have rejected me, that I should not reign over them.
Contradiction with Hebrews 7:11-12
These verses speak about the change in priesthood, suggesting a new order contrary to the Levitical priesthood established in Deuteronomy 18:5.
Hebrews 7:11-12: If therefore perfection were by the Levitical priesthood, (for under it the people received the law,) what further need [was there] that another priest should rise after the order of Melchisedec, and not be called after the order of Aaron?