Reference for Yevamot 201:7
אמר רב פפא הכי קאמר אם היו שניהם משמר אחד ובית אב אחד נוטל חלק אחד:
he is driven away and<span class="x" onmousemove="('comment',' Cf. MS.M. and BaH. Cur. edd. omit to the end of the sentence. ');"><sup>21</sup></span> when he comes to the other beth ab he is also driven away! — R. Papa replied: It is this that was meant: IF, HOWEVER, BOTH SERVED IN THE SAME MISHMAR and in the same beth ab, HE RECEIVES A SINGLE PORTION. MISHNAH. THE COMMANDMENT OF <i>HALIZAH</i> MUST BE PERFORMED IN THE PRESENCE OF THREE JUDGES, EVEN THOUGH ALL THE THREE ARE LAYMEN.<span class="x" onmousemove="('comment',' Not professional judges. ');"><sup>22</sup></span> IF THE WOMAN PERFORMED THE <i>HALIZAH</i> WITH A SHOE,<span class="x" onmousemove="('comment',' Made of soft leather and covering the upper part of the foot (cf. Rashi and Jast.) opp. to sandal (v. infra n. 3). ');"><sup>23</sup></span>