Judges 11:38-40

Revised Geneva Translation

³⁸ And he said, “Go.” And he sent her away for two months. So, she went with her companions and lamented her virginity upon the mountains.

³⁹ And after two months, she turned back to her father, who did with her according to his vow which he had vowed. And she had known no man. And it was a custom in Israel.

⁴⁰ And the daughters of Israel went for four days every year to lament the daughter of Jephthah the Gileadite.