יח אמר רבא ת"ש (ויקרא טו, ב) זובו טמא הוא לימד על הזוב שהוא טמא במאי אילימא בזב גרידא
18 implies, whether he is of age or a minor; as in the case of an adult a first observation conveys uncleanness so also in that of a minor a first observation conveys uncleanness. R. Joseph enquired: Does the blood of a first observation of a leper convey uncleanness by contact? Is the place of the <i>zibah</i> a source and, therefore, conveys uncleanness,<span class="x" onmousemove="('comment',' As the other sources of a leper. ');"><sup>40</sup></span> or is it possible that it is no source and, therefore, conveys no uncleanness?<span class="x" onmousemove="('comment',' Except by contact. ');"><sup>41</sup></span> — Raba replied, Come and hear: His issue is unclean,<span class="x" onmousemove="('comment',' Lev. XV, 2, referring (since the root meaning 'issue' is repeated) to a second discharge. ');"><sup>42</sup></span> this teaches concerning an issue of a <i>zab</i> that it is unclean.<span class="x" onmousemove="('comment',' And conveys it not only by contact but also by carriage (cf. infra 55a). ');"><sup>43</sup></span> Now of what kind of person has this been said? If it be suggested: Of one who is only a <i>zab</i><span class="x" onmousemove="('comment',' But no leper. ');"><sup>44</sup></span>