Exodus 28:1-2

Amplified Bible, Classic Edition

28 From among the Israelites take your brother Aaron and his sons with him, that he may minister to Me in the priest’s office, even Aaron, Nadab and Abihu, Eleazar and Ithamar, Aaron’s sons.

² And you shall make for Aaron your brother sacred garments [appointed official dress set apart for special holy services] for honor and for beauty.