1 Chronicles 22:3

3David also provided great quantities of iron for nails for the doors of the gates and for clamps, aas well as bronze in quantities beyond weighing,

1 Chronicles 22:14

14With great pains I have provided for the house of the Lord b100,000 talents
A  talent was about 75 pounds or 34 kilograms
of gold, a million talents of silver, and dbronze and iron beyond weighing, for there is so much of it; timber and stone, too, I have provided. To these you must add.
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