Leviticus 16:32
High Priest, properly ordained and consecrated to succeed his father, is to perform the ritual of purification. He must dress in priestly garments
Exodus 29:29-30
The holy garments of Aaron shall be for his sons after him. They may wear them when they are anointed and ordained.
Leviticus 16:4
He must dress in a holy linen robe and wear linen undergarments. He must wear a linen belt and turban. These are holy clothes. He should wash his body and put them on.
Exodus 29:9
Then ordain them, because they and their descendants will have a long lasting priesthood.
Leviticus 4:3
If it is the High Priest who sins and brings guilt on the people, he should present a young bull without any defects and sacrifice it to Jehovah for his sin.
Leviticus 4:5
He will take a bowl of the blood inside the tent,
Leviticus 4:16
Then the anointed priest will bring some of the bull's blood into the Tent of Meeting.
Numbers 20:26-28
Remove Aaron's priestly robes and put them on Eleazar. Aaron is going to die there.