In Exodus 29:33, the consecration offerings are described — the ritual that ordained Aaron and his sons for their duties.

Exodus 29:36 commands the daily sin offering for atonement on the altar — the basis for Aaron's offerings.

Exodus 30:10 commands annual atonement on the incense altar; verses 11-16 add the ransom — both altars are mentioned.

Leviticus 1:5 shows Aaron's sons performing the sacrificial duties that 1 Chronicles 6:49 summarizes as their work.

In Leviticus 1:7-9, the burnt offering ritual is detailed — the very procedure Aaron’s sons followed at the altar.

In Leviticus 8:1, God commands Moses to ordain Aaron and his sons — the basis for their priestly duties in 1 Chronicles 6:49.

In Numbers 16:16-50, Korah’s rebellion challenges Aaron’s priesthood — the very authority that 1 Chronicles 6:49 assumes.

Numbers 16:46 depicts Aaron making atonement with incense during a plague — an example of the duty.

In Numbers 17:1-13, Aaron’s rod buds, confirming his chosen priesthood — validating the role described in 1 Chronicles 6:49.

In Hebrews 7:11-14, the Levitical priesthood of Aaron’s sons is shown as imperfect and superseded — contrasting with the duties in 1 Chronicles 6:49.

Numbers 3:38 assigns Aaron and his sons to keep the charge of the sanctuary — directly parallels their appointment.

Luke 1:9 depicts Zechariah burning incense, continuing the same priestly practice of Aaron's sons on the incense altar.

Exodus 27:1-8 gives the design of the bronze altar where Aaron's descendants offered sacrifices, as referenced here.

Exodus 30:1-7 prescribes the altar of incense and its daily use — the task of Aaron's descendants mentioned here.

In Deuteronomy 18:1-8, the priests’ share from offerings is prescribed — complementing the duties performed in 1 Chronicles 6:49.

Ezekiel 40:45 describes chambers for priests keeping charge of the house, paralleling the temple duties of Aaron's sons in 6:49.