Judges 11:31 in the World English Bible
then it shall be, that whatever comes out of the doors of my house to meet me when I return in peace from the children of Ammon, it shall be the LORD’s, and I will offer it up for a burnt offering.”
Context
30 And Jephthah vowed a vow unto the LORD, and said, If thou shalt without fail deliver the children of Ammon into mine hands,
31 Then it shall be, that whatsoever cometh forth of the doors of my house to meet me, when I return in peace from the children of Ammon, shall surely be the LORD’s, and I will offer it up for a burnt offering.
32 So Jephthah passed over unto the children of Ammon to fight against them; and the LORD delivered them into his hands.