1 Samuel 17:5

And he had a helmet of brass upon his head, and he was clothed with a breastplate of scales. Moreover, the weight of his breastplate was five thousand shekels of brass

Other versions

King James Version

And he had an helmet of brass upon his head, and he was armed with a coat of mail; and the weight of the coat was

English Standard Version

He had a helmet of bronze on his head, and he was armed with a coat of mail, and the weight of the coat was five thousand shekels of bronze.

New International Version

He had a bronze helmet on his head and wore a coat of scale armor of bronze weighing five thousand shekels;