1 Samuel 17:5

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.

Cross-reference

In 1 Samuel 17:38, David rejects Saul's armor, contrasting with Goliath's heavy bronze armor — trusting God over human protection.

In 2 Samuel 21:16, another Philistine giant, Ishbi-benob, also carries bronze weapons, continuing the motif of well-equipped enemies.