Numbers 18:5 commands keeping the sanctuary charge, which v7 expands to the priestly office and warns against strangers.

Numbers 18:4 distinguishes the Levites' assisting role from the priests' exclusive service at the altar, reinforcing the same hierarchy in 18:7.

Numbers 18:22 warns Israelites not to come near the tent of meeting or die, directly paralleling the death penalty for outsiders in 18:7.

Numbers 3:10 gives the same instruction: Aaron and sons keep the priesthood, and any unauthorized person approaching is to be put to death.

Numbers 3:38 repeats the same warning that any outsider who approaches the sanctuary must be put to death, directly paralleling 18:7.

Numbers 16:5-7 is the Korah rebellion where God shows whom He chooses to approach, directly background to Numbers 18:7's warning.

Numbers 16:40 cites the Korah incident as a reminder that only Aaron's descendants may approach, reinforcing the exclusivity in 18:7.

Numbers 3:9 gives the Levites to Aaron as assistants, complementing 18:7's focus on the exclusive priestly service at the altar.

Hebrews 9:3-6 interprets the OT tabernacle restrictions, showing only high priest entered the second veil, echoing Numbers 18:7.

Hebrews 5:4 directly cites Aaron's divine calling as pattern, mirroring the gift of priesthood in Numbers 18:7.

1 Samuel 2:28 recalls God's choice of Aaron's house for priesthood, confirming the gift described in Numbers 18:7.

Leviticus 16:2 reinforces the same restriction: unauthorized approach to the inner sanctuary brings death, paralleling the warning in Numbers 18:7.

Exodus 29:33 restricts holy food to priests, a specific application of the exclusive access to holy things commanded in 18:7.

In 2 Chronicles 26:18, Azariah the priest invokes the same law as Numbers 18:7 — only Aaron's sons may approach the altar — and resists King Uzziah.

In Ezra 2:62, those without genealogical proof were excluded from the priesthood, directly enforcing the lineage requirement of Numbers 18:7.

In Ezekiel 44:16, only the priests may approach the Lord's table, directly echoing the exclusive access given in Numbers 18:7.

Luke 1:8 shows Zechariah serving as priest in the temple, fulfilling the priestly duties outlined here for Aaron's sons.

Exodus 29:9 establishes the priesthood as a perpetual statute, echoing the eternal nature of the priestly gift in 18:7.

Exodus 28:1 records God's original appointment of Aaron and his sons as priests, which 18:7 reaffirms as a perpetual gift.

Leviticus 16:12-14 provides the authorized procedure for entering the Most Holy Place, complementing the general restriction in Numbers 18:7.

In Isaiah 56:3, foreigners are not to feel separated — a contrast to Numbers 18:7's exclusion of outsiders from priestly service.

Leviticus 7:35 assigns the priestly portion from offerings to Aaron and his sons, connecting to the priestly gift and service in 18:7.

In 1 Chronicles 24:2, the division of Aaron's sons shows the continuation of the priestly line that Numbers 18:7 assigns to serve at the altar.

In 2 Chronicles 29:34, Levites help flay offerings because priests were too few, showing the distinction of priestly duties from Numbers 18:7.

In 2 Chronicles 35:11, Levites flay lambs while priests sprinkle blood — a division of labor reflecting the priestly role from Numbers 18:7.

In Ezekiel 42:13, priests eat the most holy offerings in the temple, a privilege tied to their exclusive service described in Numbers 18:7.