Reference for Yoma 4:9
אלא דנין פרישת שבעה ליום אחד מפרישת שבעה ליום אחד ואין דנין פרישת שבעה לשבעה מפרישת שבעה ליום אחד
Perhaps [the reference is] to one festival.<span class="x" onmousemove="('comment',' Which is an annual event.');"><sup>25</sup></span> And if you would answer [by saying], We would not know to which [it has reference], [it would be] either the festival of Passover, which Scripture always mentions<span class="x" onmousemove="('comment',' Ex. XXIII, 15; Lev. XXIII, 5; Num. XXVIII, 16; Deut. XVI, 1.');"><sup>26</sup></span> [as the first of the three], or the feast of Sukkoth, because a great number of commandments apply to it!<span class="x" onmousemove="('comment',' The laws touching the booths, the citron, myrtle, palm-branch and willow of the brook; the ceremony of the libation, etc.');"><sup>27</sup></span> -The point is, however, that you may infer the [law of the priest's] removal [from his house] for seven days before the service which he is to perform on one day<span class="x" onmousemove="('comment',' The Day of Atonement.');"><sup>28</sup></span>