Reference for Shabbat 208:3
<big><strong>גמ׳</strong></big> דיו דיותא סם סמא סקרא אמר רבה בר בר חנה סקרתא שמה קומוס קומא קנקנתום אמר רבה בר בר חנה אמר שמואל חרתא דאושכפי:
OR WITH WRITER'S POWDER,<span class="x" onmousemove="('comment',' The refuse of writing material, or the coloured sand strewn over the writing (Rashi and Jast.). Others: in writer's powder. ');"><sup>7</sup></span> OR WITH<span class="x" onmousemove="('comment',' Or 'in'. ');"><sup>8</sup></span> ANYTHING THAT CANNOT ENDURE, HE IS NOT CULPABLE. [IF ONE WRITES] WITH THE BACK OF HIS HAND, WITH HIS FOOT, WITH HIS MOUTH, OR WITH HIS ELBOW; IF ONE WRITES ONE LETTER NEAR [OTHER] WRITING,<span class="x" onmousemove="('comment',' I.e., near a letter already written, so as to complete the word. ');"><sup>9</sup></span>