Bilangan 30:15

30:15 But if he should nullify them after he has heard them, then he will bear her iniquity.” ¹ 

Bilangan 32:26

32:26 Our children, our wives, our flocks, and all our livestock will be there in the cities of Gilead,

[30:15]  ¹ sn In other words, he will pay the penalty for making her break her vows if he makes her stop what she vowed. It will not be her responsibility.