This verse speaks to the responsibilities of the priests in ancient Israel, who were set apart for special service to God. The sanctuary was a holy place where God's presence was believed to dwell, and the priests were required to remain there to perform their duties. The anointing oil was a physical sign of their consecration, marking them as chosen for this sacred task. By not leaving the sanctuary or desecrating it, the priests demonstrated their commitment to God's commands and their role as mediators between God and the people.
The command to not leave the sanctuary underscores the importance of their continuous presence in this holy space, ensuring that the rituals and sacrifices necessary for worship were conducted properly. The phrase "I am the LORD" serves as a powerful reminder of God's sovereignty and the divine nature of these instructions. It reinforces the idea that their service was not just a duty but a divine calling, requiring them to live in a manner that reflected the holiness of God. This verse, while specific to the priests, also invites all believers to consider how they can honor their own commitments to God in their daily lives.