Genesis 4:22
Now Zillah also gave birth to Tubal-Cain, who heated metal and shaped all kinds of tools made of bronze and iron. The sister of Tubal-Cain was Naamah.
Exodus 25:3
This is the offering you are to accept from them: gold, silver, bronze,
Numbers 31:22
Only the gold, the silver, the bronze, the iron, the tin, and the lead,
Deuteronomy 8:9
a land where you may eat food in plenty and find no lack of anything, a land whose stones are iron and from whose hills you can mine copper.
Deuteronomy 33:25
The bars of your gates will be made of iron and bronze, and may you have lifelong strength.
2 Chronicles 2:7
"Now send me a man who is skilled in working with gold, silver, bronze, and iron, as well as purple, crimson, and violet colored fabrics, and who knows how to engrave. He will work with my skilled craftsmen here in Jerusalem and Judah, whom my father David provided.