Cross reference
Judges 11:40
40 For the women to go year by year sorrowing for the daughter of Jephthah the Gileadite, four days in every year.
Judges 5:11
11 Give ear to the women laughing by the water-springs; there they will give again the story of the upright acts of the Lord, all the upright acts of his arm in Israel.
1 Kings 9:25
25 Three times in the year it was Solomon's way to give burned offerings and peace-offerings on the altar he had made to the Lord, causing his fire-offering to go up on the altar before the Lord.