'Customary' in the Bible
If he designated her for his son, then he will deal with her according to the customary rights of daughters.
then if anything is done unintentionally without the knowledge of the community, the whole community must prepare one young bull for a burnt offering -- for a pleasing aroma to the Lord -- along with its grain offering and its customary drink offering, and one male goat for a purification offering.
Then Samson's father accompanied him to Timnah for the marriage. Samson hosted a party there, for this was customary for bridegrooms to do.
(Now this used to be the customary way to finalize a transaction involving redemption in Israel: A man would remove his sandal and give it to the other party. This was a legally binding act in Israel.)
Jeremiah composed laments for Josiah which all the male and female singers use to mourn Josiah to this very day. It has become customary in Israel to sing these; they are recorded in the Book of Laments.
When the days of their feasting were finished, Job would send for them and sanctify them; he would get up early in the morning and offer burnt offerings according to the number of them all. For Job thought, "Perhaps my children have sinned and cursed God in their hearts." This was Job's customary practice.
During the feast it was customary to release one prisoner to the people, whomever they requested.
So Simeon, directed by the Spirit, came into the temple courts, and when the parents brought in the child Jesus to do for him what was customary according to the law,
But so that I may not delay you any further, I beg you to hear us briefly with your customary graciousness.