“Instruct all the skilled craftsmen whom I have filled with the spirit of wisdom. Have them make garments for Aaron that will distinguish him as a priest set apart for my service.”
Exodus 28.3 NLT
Under the old covenant, priests were a special class of servants for temple service. They were set apart in many ways, including their dress.
Some denominations have created special categories for priests, pastors, and authorities, who use special clothing to designate their positions. The church of God, however, has but one class—the slaves of God. With what type of clothing should they be set apart?