Exodus 17:9
And Moses said unto Joshua, Choose us out men, and go out, fight with Amalek: to morrow I will stand on the top of the hill with the rod of God in mine hand.
Cross-reference
Exodus 17:13 records Joshua's victory in the battle — the direct result of this command.
Exodus 17:10 immediately follows: Joshua fights as ordered, and Moses goes to the hill with Aaron and Hur.
Exodus 4:20 records Moses taking the staff of God to Egypt, the same staff he later uses in the battle against Amalek.
Exodus 4:2 introduces the staff that becomes the 'staff of God' — the same staff Moses later holds atop the hill in battle.
Exodus 7:20 shows the staff used to turn Nile to blood — the same staff Moses holds in his hand during the Amalek battle.
Exodus 24:13 shows Joshua as Moses' minister on Sinai — the same Joshua chosen here to fight.
Exodus 32:17 mentions Joshua, the same commander from this battle, now accompanying Moses on Sinai after the golden calf.
Exodus 33:11 shows Joshua as Moses' constant aide, developing from his military role in the Amalek battle.
Numbers 31:3 shows Moses again commanding men to arm for war, mirroring his instruction to Joshua here. Both are divinely sanctioned campaigns.
Joshua 1:1 shows Joshua assuming leadership after Moses' death, directly continuing the trajectory begun with his first command in battle.
Deuteronomy 1:38 reaffirms Joshua as the one who will lead Israel into the land, fulfilling the role he first steps into here.
Numbers 20:8 describes another use of the staff by Moses to bring water — the same staff he holds in battle against Amalek.
Numbers 27:18 later identifies Joshua as a man with the Spirit, commissioned as Moses' successor, building on his first military command here.
1 Chronicles 7:27 places Joshua in the genealogical line of Ephraim, confirming his identity as the Joshua of this battle.
Numbers 13:16 records Joshua's name change — the same Joshua who leads the battle here.
Numbers 13:8 lists Hoshea (Joshua) among the spies — the same Joshua who led Israel's army against Amalek here.
Numbers 11:28 shows Joshua as Moses' servant — the same Joshua appointed here for battle.