GOD'S WORD® Translation
If he says nothing to her about it day after day, this means he's decided that she must keep her vow or oath. She must keep it because he said nothing to her when he heard about it.

American Standard Version
But if her husband altogether hold his peace at her from day to day, then he establisheth all her vows, or all her bonds, which are upon her: he hath established them, because he held his peace at her in the day that he heard them.

Berean Study Bible
But if her husband says nothing to her from day to day, then he confirms all the vows and pledges that bind her. He has confirmed them, because he said nothing to her on the day he heard about them.

Douay-Rheims Bible
But if the husband hearing it hold his peace, and defer the declaring his mind till another day: whatsoever she had vowed and promised, she shall fulfil: because immediately as he heard it, he held his peace.

English Revised Version
But if her husband altogether hold his peace at her from day to day; then he establisheth all her vows, or all her bonds, which are upon her: he hath established them, because he held his peace at her in the day that he heard them.

King James Bible
But if her husband altogether hold his peace at her from day to day; then he establisheth all her vows, or all her bonds, which are upon her: he confirmeth them, because he held his peace at her in the day that he heard them.

World English Bible
But if her husband altogether hold his peace at her from day to day, then he establishes all her vows, or all her bonds, which are on her: he has established them, because he held his peace at her in the day that he heard them.

Young's Literal Translation
and if her husband certainly keep silent at her, from day unto day, then he hath established all her vows, or all her bonds which are upon her; he hath established them, for he hath kept silent at her in the day of his hearing;

Numbers 30:14 Additional Translations ...