Luke 1:9 in the King James Version
According to the custom of the priest’s office, his lot was to burn incense when he went into the temple of the Lord.
Context
8 Now while he executed the priest’s office before God in the order of his division
9 according to the custom of the priest’s office, his lot was to enter into the temple of the Lord and burn incense.
10 The whole multitude of the people were praying outside at the hour of incense.