Contradiction with Genesis 15:18
This verse describes the land promised to Abram, which extends from the river of Egypt to the Euphrates, a boundary much larger than the specific border mentioned in Joshua 18:12 for a single tribe.
Genesis 15:18: In the same day the LORD made a covenant with Abram, saying, Unto thy seed have I given this land, from the river of Egypt unto the great river, the river Euphrates:
Contradiction with Deuteronomy 19:8
It suggests the borders could expand beyond what is described in Joshua 18:12 if God enlarges the territory, which could contradict the fixed borders mentioned in Joshua.
Deuteronomy 19:8: And if the LORD thy God enlarge thy coast, as he hath sworn unto thy fathers, and give thee all the land which he promised to give unto thy fathers;
Contradiction with Hebrews 11:9-10
This speaks of Abraham dwelling in the land of promise as a sojourner, indicating a non-fixed nature of borders, contrasting with the specific territorial delineation in Joshua 18:12.
Hebrews 11:9-10: By faith he sojourned in the land of promise, as [in] a strange country, dwelling in tabernacles with Isaac and Jacob, the heirs with him of the same promise:
Contradiction with Ezekiel 47:13-14
Describes a future allocation of land with different borders from those in Joshua 18:12, suggesting a shift in territorial definitions.
Ezekiel 47:13-14: Thus saith the Lord GOD; This [shall be] the border, whereby ye shall inherit the land according to the twelve tribes of Israel: Joseph [shall have two] portions.
Contradiction with Numbers 34:3
Describes borders for the land of Canaan that differ from those in Joshua 18:12, indicating inconsistencies in territorial descriptions.
Numbers 34:3: Then your south quarter shall be from the wilderness of Zin along by the coast of Edom, and your south border shall be the outmost coast of the salt sea eastward: