Reference for Bava Metzia 60:6
רבי ישמעאל ברבי יוסי הוה קאזיל באורחא פגע ביה ההוא גברא הוה דרי פתכא דאופי אותבינהו וקא מיתפח א"ל דלי לי אמר ליה כמה שוין א"ל פלגא דזוזא יהיב ליה פלגא דזוזא ואפקרה
they must walk — to sick visiting; therein — to burial;<span class="x" onmousemove="('comment',' To give burial to the poor who cannot pay for it. Directly arising out of this teaching, the Burial Societies (chevra kaddisha — 'holy society') have always formed an important part of Jewish communal organization. ');"><sup>13</sup></span> and the work — to strict law; that they shall do — to [acts] beyond the requirements of the law.<span class="x" onmousemove="('comment',' Lit., 'within the line of judgment;' v. B.K. (Sonc. ed.) p. 584, n. 2. ');"><sup>14</sup></span> The Master said: <i>'they must walk</i> — this refers to sick visiting.' But that is the practice of loving deeds! — That is necessary only in respect of one's affinity.<span class="x" onmousemove="('comment',' V. p. 171. n. 1. ');"><sup>15</sup></span>