Quotation for Shabbat 224:4
כי אתא רבין אמר רב חנן בר אבא אמר רב הלכה כרבי יהודה ורבי יוחנן אמר אין הלכה כר' יהודה ומי א"ר יוחנן הכי והא מדמתרץ ר' יוחנן אליבא דר' יהודה ש"מ כר' יהודה סבירא ליה אמוראי נינהו ואליבא דרבי יוחנן
Does not [this mean that] there is no difference whether it is the inner or the outer?<span class="x" onmousemove="('comment',' Which is against R. Judah. ');"><sup>7</sup></span> — No, [it refers] only [to] the inner. Then what if the outer [is broken]? [Would it be] clean! If so, instead of teaching, If the second is broken [too] and he repairs it, it is clean in that it is not defiled as midras, but it is unclean as that touched by midras, let him [the Tanna] draw a distinction in that very matter and teach: When is that? if the inner is broken; but [if] the outer [is broken] it is clean? — Said R. Isaac b. Joseph: Let our Mishnah<span class="x" onmousemove="('comment',' The cited anonymous Mishnah (Kel. XXVI, 4). ');"><sup>8</sup></span>