Reference for Niddah 115:36

על בשרה ספק טמא ספק טהור טמא

regarded as the inner, or as the outer side? — Come and hear what R. Kattina learnt: As far as the place of the hebek, and the hebek itself is regarded as the inner side. R. Hiyya son of R. Iwya taught this<span class="x" onmousemove="('comment',' The ruling that was just given in the form of a question and answer. ');">³²</span>

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