"When a young woman still living in her father's house makes a vow to the LORD or obligates herself by a pledge
and her father hears about her vow or pledge but says nothing to her, then all her vows and every pledge by which she obligated herself will stand.1
References for Numbers 30:4
But if her father forbids her2 when he hears about it, none of her vows or the pledges by which she obligated herself will stand; the LORD will release her because her father has forbidden her.
References for Numbers 30:5
"If she marries after she makes a vow3 or after her lips utter a rash promise by which she obligates herself
References for Numbers 30:6
and her husband hears about it but says nothing to her, then her vows or the pledges by which she obligated herself will stand.
But if her husband4 forbids her when he hears about it, he nullifies the vow that obligates her or the rash promise by which she obligates herself, and the LORD will release her.5
References for Numbers 30:8