'Annual' in the Bible

At the end of the two months she returned to her father, and he did to her [according to] his vow; and {she did not sleep with a man}. And it became an annual custom in Israel

They also said, “Look, there’s an annual festival to the Lord in Shiloh, which is north of Bethel, east of the highway that goes up from Bethel to Shechem, and south of Lebonah.”