Reference for Gittin 70:5

רב נחמן אמר אפי' ניסת ניסת ודאי מיפר לה בעל דמדרינן לה ברבים

But is there not a possibility that she may apply to a Sage<span class="x" onmousemove="('comment',' If a vow was found to be impossible of fulfilment, a Sage was empowered to discover a loophole for remitting it, v. Ned. 21ff. ');">⁵</span>

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