Reference for Moed Katan 29:18

מצורע מהו בדברי תורה ת"ש (דברים ד, ט) והודעתם לבניך ולבני בניך יום אשר עמדת לפני ה' אלהיך בחורב מה להלן באימה וביראה וברתת ובזיעה

Whereat Rab<span class="x" onmousemove="('comment',' MS.M., R. Hisda.');">³⁴</span> remarked, [As for instance] selling water at the pass of Araboth.<span class="x" onmousemove="('comment',' A place proverbially notorious for its lack of water, and highly infested by brigands. Cf. Ber. 54a; Naz. 43b. The best place where a man like him would find ready customers.');">³⁵</span> Infer from that.<span class="x" onmousemove="('comment',' That one under a ban is permitted to engage in the words of the Torah.');">³⁶</span>

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