Chullin 219:1
אמר ליה
Thereupon the latter said unto him: I did not recite to him [any prohibition] at all about the udder; Rab however found an open space and put a fence around it.<span class="x" onmousemove="('comment',' I.e., he came to a place where the people were negligent in their religious observances and he therefore placed upon them additional restrictions.');"><sup>3</sup></span>
ריבעא דבשרא כמה חלבא בעי לבשולי
How much milk is required for cooking a rib'a<span class="x" onmousemove="('comment',' a term describing a certain quantity of meat, cf. Bez. 29a. According to Rashi: 'a litra'. y" uh="" hbsgn');"=""><sup>5</sup></span>
רב כהנא מתני הכי
R'Kahana reported the passage as above; but R'Jose B'Abba reported it as follows: [R'Isaac B'Abudimi said.] 'I taught him [the prohibition only] with regard to the udder of a milch [cow]'.<span class="x" onmousemove="('comment',' I.e., without however stating so expressly as the Gemara continues to explain, v. .');"><sup>6</sup></span>
רבי יוסי בר אבא מתני
And relying upon the keen perception of R'Hiyya he had stated this law in general about the udder.<span class="x" onmousemove="('comment',' Without explaining that it was only the udder of a milch cow that was forbidden. Rab however had heard this statement without making the necessary distinction. This is apparently the interpretation of this difficult passage.');"><sup>7</sup></span>
רב יצחק בר יוסף אכל רבין לא אכל
Said Abaye: Wherefore did not this childless Rabin<span class="x" onmousemove="('comment',' He was bereft of his children, and therefore was always referred to sympathetically as 'the childless Rabin'; v. Pes. 70b.');"><sup>8</sup></span>
ולית לך נותנין עליו חומרי המקום שיצא משם וחומרי המקום שהלך לשם
They had been lying there more than twelve months.'<span class="x" onmousemove="('comment',' V. A.Z. 34a; kernels which had been used for idolatry, if dry i.e., after twelve months, are permitted for use.');"><sup>11</sup></span>