Joshua 17:18
But the mountain shall be thine; for it is a wood, and thou shalt cut it down: and the outgoings of it shall be thine: for thou shalt drive out the Canaanites, though they have iron chariots, and though they be strong.
Cross-references
Joshua 17:15 is the initial instruction to clear the forest; this verse elaborates by promising the hill country and victory over iron chariots.
Joshua 17:16 is the tribes' complaint about iron chariots, which Joshua directly addresses by telling them to clear the hill country.
Joshua 11:4-6 recounts God's assurance against chariot armies; here Joshua repeats that confidence to the Joseph tribes facing iron chariots.
In Joshua 13:6, God promises to drive out the hill country inhabitants — reinforcing the command here to clear the land.
Joshua 18:5 assigns the house of Joseph territory in the north, consistent with the hill country inheritance given here.
In Numbers 14:6-9, Joshua and Caleb urge faith against the same Canaanite opposition — Joshua now repeats that encouragement.
Deuteronomy 20:1-4 commands not to fear stronger armies — the principle applied here against iron chariots.
Genesis 48:5 establishes Ephraim and Manasseh as Jacob's sons, explaining the tribal inheritance that leads to this land dispute.