Reference for Eruvin 117:5
אמר רבינא לא להקל על דברי תורה אלא להחמיר על דברי תורה ותחומין דרבנן:
is: Not to relax restrictions in connection with Pentateuchal laws but to add restrictions to them; the laws of the Sabbath limits, however, are only Rabbinical.<span class="x" onmousemove="('comment',' Which may well be relaxed (cf. supra 36a. Sotah 30b) . Hence the statement in our MISHNAH:');"><sup>9</sup></span> <big><b>MISHNAH: </b></big>IF A TOWN THAT BELONGED TO AN INDIVIDUAL WAS CONVERTED INTO ONE BELONGING TO MANY,<span class="x" onmousemove="('comment',' I.e., belonging to one individual from which all the inhabitants hold their houses in tenancy. The whole town is, therefore, treated like one huge courtyard.');"><sup>10</sup></span> ONE 'ERUB MAY BE PROVIDED FOR ALL THE TOWN;<span class="x" onmousemove="('comment',' As was the case before it has changed its character. The entire town is treated as one large courtyard, no independent provision being required for its alleys. This, as will be explained infra, applies to a town that has no public domain sixteen cubits in width.');"><sup>11</sup></span>