2 Bible Verses about Steel

And they had breastplates, as it were breastplates of iron; and the sound of their wings was as the sound of chariots of many horses running into battle.

merchandise of gold, and of silver, and of precious stone, and of pearls, and of fine linen, and of purple, and of silk, and of scarlet, and of every kind of fragrant wood, and every vessel of ivory, and every vessel of most precious wood, and of brass, and of iron, and of marble,