Numbers 30:14

Now if her husband makes no response whatever to her from day to day, then he confirms all her vows or all the agreements that bind her; he confirms them, because he made no response to her on the day that he heard them.

Surrounding context

30:13 Every vow and every binding oath to afflict her soul, her husband may confirm it, or her husband may make it void.

30:14 Now if her husband makes no response whatever to her from day to day, then he confirms all her vows or all the agreements that bind her; he confirms them, because he made no response to her on the day that he heard them.

30:15 But if he does make them void after he has heard them, then he shall bear her guilt."

Translation and sources