ג ולאו אותביניה לרבא חדא זימנא הכי קאמרינן לימא תהוי תיובתא דרבא נמי מהא
3 cause twenty-four hours retrospective uncleanness? — But was not an objection against Raba raised once before?<span class="x" onmousemove="('comment',' Of course it was, supra 39a where the objection remained unsolved. ');"><sup>6</sup></span> — It is this that we meant: Must it be conceded that an objection may be raised against Raba from this Mishnah also? — Raba can answer you: When it was stated, SHE CONVEYS, HOWEVER, UNCLEANNESS FOR TWENTY-FOUR HOURS RETROSPECTIVELY, the reference was to the beginning of this chapter, viz., to a girl who observed a discharge while she was still in her father's house.<span class="x" onmousemove="('comment',' Supra 64b. In such a case Beth Hillel ruled that intercourse is permitted all night, and to this our Mishnah adds that if the woman found subsequently that she was unclean, her uncleanness is retrospective for twenty-four hours. ');"><sup>7</sup></span> As it might have been presumed that, since clean days intervened, the discharge should be regarded as one at the beginning of her menstruation and she<span class="x" onmousemove="('comment',' As a virgin who experienced a discharge for the first time. ');"><sup>8</sup></span>