Exodus 28:41 describes the anointing and ordination of Aaron's sons, directly paralleling their consecration as priests mentioned here.

Exodus 29:1-37 contains the original instructions for consecrating priests, which were carried out in the ordination of Aaron's sons in Numbers 3:3.

Exodus 40:15 commands the anointing of Aaron's sons as priests, directly echoing their consecration in Numbers 3:3.

Leviticus 8:1 introduces the LORD's command to Moses to begin the consecration ceremony that resulted in the ordination of Aaron's sons.

Leviticus 8:2 lists the items Moses was to take for the ordination of Aaron and his sons, the very ordination referenced in Numbers 3:3.

Leviticus 8:12 describes the anointing of Aaron's head with oil, the anointing that made him a priest as stated in Numbers 3:3.

Leviticus 8:30 shows Moses sprinkling oil and blood on Aaron and his sons to consecrate them, the consecration mentioned in Numbers 3:3.

Exodus 30:30 commands the anointing of Aaron and his sons, the very action that Numbers 3:3 says was performed.

Leviticus 10:1 tells of Nadab and Abihu, two of the anointed priests, offering unauthorized fire, leading to their judgment.

Leviticus 10:2 records the fire from the LORD consuming Nadab and Abihu, the very priests mentioned in Numbers 3:3.

Hebrews 5:4 cites that no one takes the honor of priesthood unless called by God, just as Aaron was — echoing the anointed priests here.

Hebrews 7:28 contrasts the weak human priests appointed by law with the perfect Son, highlighting the limitation of the Aaronic priesthood.