'Iron' in the Bible

And the people who [were] in it he brought out, and {he set them to work with saws and iron implements and axes}. Thus David did to all the cities of the {Ammonites}. Then David returned, and all the nation [went] with him.

And David provided much iron for nails for the doors of the gates and for the seams, and abundant copper [that] could not be weighed,

Now see, with great effort I have made provision for the house of Yahweh: 100,000 talents of gold, 1,000,000 talents of silver, and bronze and iron [that] cannot be weighed, for there is an abundance. Also timber and stone I have provided, but to these you should add.

with gold, silver, bronze, and iron without number. Arise and work! Yahweh will be with you!"

So I have provided for the house of my God according to all my strength, the gold for the things of gold, the silver for the things of silver, the bronze for the things of bronze, the iron for the things of iron, and the wood for the things of wood, [along with] an abundance of onyx stones, stones for settings, stones of turquoise, and variegated stones, and all [kinds of] precious stones and alabaster stones.

And they gave for the service of the house of God five thousand talents and ten thousand darics of gold, ten thousand talents of silver, eighteen thousand talents of bronze, and one hundred thousand talents of iron.