Bible Verses About Iron

El'azar the cohen said to the soldiers who had gone to the front, "This is the regulation from the Torah which ADONAI has ordered Moshe.

Even though gold, silver, brass, iron, tin and lead

can all withstand fire, so that you are indeed to purify everything made of these materials by having them pass through fire; nevertheless they must also be purified with the water for purification. Everything that can't withstand fire you are to have go through the water.