When a man vows a vow to the Lord, or swears an oath to bind himself by a pledge, he shall not break his word; he shall do according to all that proceeds out of his mouth.
Or if any one utters with his lips a rash oath to do evil or to do good, any sort of rash oath that men swear, and it is hidden from him, when he comes to know it he shall in any of these be guilty.
Behold, on the mountains the feet of him who brings good tidings, who proclaims peace! Keep your feasts, O Judah, fulfil your vows, for never again shall the wicked come against you, he is utterly cut off.
“Woe to you, blind guides, who say, ‘If any one swears by the temple, it is nothing; but if any one swears by the gold of the temple, he is bound by his oath.’
But do not yield to them; for more than forty of their men lie in ambush for him, having bound themselves by an oath neither to eat nor drink till they have killed him; and now they are ready, waiting for the promise from you.”
So Jephthah went with the elders of Gilead, and the people made him head and leader over them; and Jephthah spoke all his words before the Lord at Mizpah.
And at the end of two months, she returned to her father, who did with her according to his vow which he had made. She had never known a man. And it became a custom in Israel