וְשָׁמַ֤ע אִישָׁהּ֙ וְהֶחֱרִ֣שׁ לָ֔הּ לֹ֥א הֵנִ֖יא אֹתָ֑הּ וְקָ֙מוּ֙ כָּל־נְדָרֶ֔יהָ וְכָל־אִסָּ֛ר אֲשֶׁר־אָסְרָ֥ה עַל־נַפְשָׁ֖הּ יָקֽוּם׃
and her husband heard it, and held his peace at her, and disallowed her not, then all her vows shall stand, and every bond wherewith she bound her soul shall stand.
Find Mishnaic references to Numbers 30:12: passages from the 63 tractates of the Mishnah that cite or discuss this verse, free.