She said to him, My father, you have opened your mouth to Yahweh; do to me according to that which has proceeded out of your mouth, because Yahweh has taken vengeance for you on your enemies, even on the children of Ammon.
And it came to pass [verse thirty-nine] at the end of two months, that she returned unto her father, who did with her according to his vow which he had vowed: and she knew no man. And it was a custom in Israel, that the daughters of Israel went yearly to lament the daughter of Jephthah the Gileadite four days in a year ( Judges 11:39-40 ).