Deuteronomy 8:9
a land in which you shall eat bread without scarceness, you shall not lack anything in it; a land whose stones are iron, and out of whose hills you may dig copper.
Deuteronomy 33:25
Your bars shall be iron and brass. As your days, so your strength will be.
Joshua 22:8
and spoke to them, saying, "Return with much wealth to your tents, with very much livestock, with silver, with gold, with brass, with iron, and with very much clothing. Divide the spoil of your enemies with your brothers."
1 Chronicles 22:14
Now, behold, in my affliction I have prepared for the house of Yahweh one hundred thousand talents of gold, one million talents of silver, and brass and iron without weight; for it is in abundance. I have also prepared timber and stone; and you may add to them.
Job 28:2
Iron is taken out of the earth, and copper is smelted out of the ore.