Thematic Bible: Set apart to priesthood

For Aaron's sons you shall make long and sleeved tunics and belts or sashes and caps, for glory and honor and beauty. And you shall put them on Aaron your brother and his sons with him, and shall anoint them and ordain and sanctify them [set them apart for God], that they may serve Me as priests. You shall make for them [white] linen trunks to cover their naked flesh, reaching from the waist to the thighs. read more.
And they shall be on Aaron and his sons when they go into the Tent of Meeting or when they come near to the altar to minister in the Holy Place, lest they bring iniquity upon themselves and die; it shall be a statute forever to Aaron and to his descendants after him.

“Now bring your brother Aaron near, and his sons with him from among the sons of Israel, so that he may serve as priest to Me—Aaron, Nadab and Abihu, Eleazar and Ithamar, Aaron’s sons. Verse ConceptsLeaders, SpiritualPriests, Function In Ot TimesPriests, Institution In Ot TimesServanthood, And Worship Of GodAaron, As High PriestMinisters, Description OfTypes Of Christ

These are the garments which they shall make: a breastpiece and an ephod [for the breastpiece] and a robe and a tunic of checkered work, a turban, and a sash. They shall make sacred garments for Aaron your brother and his sons, so that he may serve as a priest to Me. Verse ConceptsAaron, As High PriestephodsHead coveringHigh Priest, In OtRobesDressPlaitingTurban And Caps