Luke 1:9

it fell to him by lot, as was the custom of the priesthood, to enter the sanctuary of the Lord and burn incense,

Hebrews 9:6

Such were the arrangements for worship. The priests constantly enter the first tent, in the discharge of their ritual duties,

Treasury of Scripture Knowledge

Summary

According to the custom of the priest's office, his lot was to burn incense when he went into the temple of the Lord.

Bible References

His

Hebrews 9:6
Such were the arrangements for worship. The priests constantly enter the first tent, in the discharge of their ritual duties,