1 Samuel 17:5

He had a bronze helmet on his head, and wore a coat of scale-armor (overlapping metal plates) which weighed 5,000 shekels of bronze.

Treasury of Scripture Knowledge

Summary

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 five thousand shekels of brass.

Bible References

Armed

1 Samuel 17:38
Then Saul dressed David in his garments and put a bronze helmet on his head, and put a coat of mail (armor) on him.