Numbers 18:7 expands the same priestly duty to guard the altar and warns outsiders, deepening the context of sanctuary service.

Numbers 8:19 explicitly states Levites serve to prevent plague, directly echoing the purpose of avoiding wrath in Numbers 18:5.

Numbers 16:46 shows Aaron making atonement to stop a wrath-induced plague, illustrating the crisis that proper sanctuary duties prevent.

Numbers 1:53 uses the same phrase 'no wrath on the congregation', directly echoing the Levites' protective role described here.

1 Chronicles 9:19 records the Korahites guarding the tent thresholds — a historical fulfillment of the guard duty commanded here.

Ezekiel 40:46 specifically mentions priests who have charge of the altar, directly paralleling the altar duties of Numbers 18:5.

Hebrews 8:4 contrasts earthly priests serving at the altar with Christ's heavenly priesthood, opposing the limited duty here.

Exodus 27:21 commands Aaron to keep the lamps burning — a specific priestly duty under the guarding responsibility here.

Exodus 30:7-10 details incense offering and atonement — priestly acts tied to guarding the altar from unauthorized approach.

Leviticus 24:3 commands Aaron to tend the lamps continually — a specific duty within the guarding of the sanctuary outlined here.

Ezekiel 40:45 describes priests who have charge of the temple, mirroring the sanctuary duties assigned in Numbers.

1 Chronicles 9:23 describes gatekeepers guarding the temple—a parallel duty of attending to the sanctuary to protect the people.

2 Chronicles 35:2 shows Josiah assigning priests to their offices, a later historical application of the duty outlined here.

1 Chronicles 24:5 shows the division of priests for sacred duties, reflecting the same organized service of the sanctuary.