Reference for Niddah 40:9

למימרא דבטבעא תליא מלתא והא רבה הוא דידע בטבעא ולא ידע בדמא

After she went out R. Ammi joined her and she told him, 'My husband was away on a journey but I felt an intense longing for him'. Thereupon he<span class="x" onmousemove="('comment',' R. Ammi. ');">⁸</span>

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