Numbers 30:8

30:8 But if when her husband hears it he overrules her, then he will nullify the vow she has taken, and whatever she uttered impulsively which she has pledged for herself. And the Lord will release her from it.

Numbers 32:9

32:9 When they went up to the Eshcol Valley and saw the land, they frustrated the intent of the Israelites so that they did not enter the land that the Lord had given them.