Aaron: Consecration of, to the Priesthood
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Exodus 28:1
“Next, have your brother Aaron brought to you from among the Israelites, along with his sons Nadab, Abihu, Eleazar, and Ithamar, to serve Me as priests.
Exodus 29:1
“Now this is what you are to do to consecrate Aaron and his sons to serve Me as priests: Take a young bull and two rams without blemish,
Leviticus 8:1
Then the LORD said to Moses,