"According to the custom"

1. Ezra 3: 4
     4 They kept also the feast of tabernacles, as it is written, and offered the daily burnt offerings by number, according to the custom, as the duty of every day required;
2. 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.
3. Alma 17: 25
     25 But Ammon said unto him: Nay, but I will be thy servant. Therefore Ammon became a servant to king Lamoni. And it came to pass that he was set among other servants to watch the flocks of Lamoni, according to the custom of the Lamanites.