Reference for Moed Katan 47:11

שאני רבנן דכיון דכל שעתא מדכרי שמעתייהו כשעת חימום דמי

R'Nahman demonstrated it [by covering himself up in his mantle] right up to the sides of the beard.<span class="x" onmousemove="('comment',' That is, drawing the mantle together so as to enfold the forehead above and the chin and mouth below, leaving only nose and eyes exposed, as a mourner is to keep silence.');">¹³</span> Said R'Jacob, as reporting R'Johanan: This statement was made [above]<span class="x" onmousemove="('comment',' In regard to the differences between Rab and Samuel about uncovering the head.');">¹⁴</span>

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