Luke 1:9; Luke 2:42; Luke 22:39

Luke 1:9

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

Luke 2:42

42 And when he was twelve years old, they went up to Jerusalem after the custom of the feast.

Luke 22:39

39 And he came out, and went, as he was wont, to the mount of Olives; and his disciples also followed him.