כ מתניתין דלא כהדין תנא דתניא א"ר שמעון בן אלעזר לא כך שאלו ר' עקיבא לרבי אלעזר אלא כך שאלו הבא על אשתו נדה וחזר ובא על אשתו נדה בהעלם אחת מהו חייב אחת על כולן או חייב על כל אחת ואחת
20 He [R'Akiba] retorted: [The law concerning copulation<span class="x" onmousemove="('comment',' no note.');"><sup>25</sup></span> with] a beast is indeed comparable to [that of] the menstruant woman. <big><b>MISHNAH: </b></big>IF [A PERSON WAS] IN DOUBT<span class="x" onmousemove="('comment',' The doubt arises only afterwards, when he is told, or remembers that there was good reason to doubt whether the food he ate was permitted. At the time of eating, however, he felt sure that the food was allowed. In all the instances of the Mishnah it must be laid down that at the time of action the offender was under the impression that the legitimacy of his act was beyond question. It is only afterwards that he learns that there was some doubt as to the permissibility of his act. For if the doubtfulness of the case was known to him from the beginning it would be his duty to refrain from his act; and if he did not do so, he would be considered a wilful transgressor, and as such no offering would be acceptable for the expiation of his sin.');"><sup>26</sup></span> WHETHER HE HAD EATEN HELEB<span class="x" onmousemove="('comment',' Forbidden fat. V. Glos.');"><sup>27</sup></span> OR NOT, OR EVEN IF HE HAD CERTAINLY EATEN [OF IT] BUT [WAS] IN DOUBT AS TO WHETHER IT HAD THE REQUISITE QUANTITY,<span class="x" onmousemove="('comment',' Viz., an olive-size.');"><sup>28</sup></span>