5 occurrences across the corpus
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 five thousand shekels of brass.
And Saul armed David with his armour, and he put an helmet of brass upon his head; also he armed him with a coat of mail.
KJV Apocrypha (Catholic Deuterocanon)
Moreover they divided the beasts among the armies, and for every elephant they appointed a thousand men, armed with coats of mail, and with helmets of brass on their heads; and beside this, for every beast were ordained five hundred horsemen of the best.
1 Enoch
There shall be neither iron for war, nor a coat of mail for the breast.
He seduced Eve; and discovered to the children of men the instruments of death, the coat of mail, the shield, and the sword for slaughter; every instrument of death to the children of men.