Reference for Yoma 47:9
ולוי נפקא ליה מדבר וכל דבר ורב דבר וכל דבר לא דריש
in saying: 'In every thing that pertaineth to the altar.' And Rab?<span class="x" onmousemove="('comment',' Everything that pertaineth obviously includes something else. Unless some other service is intended, Levi proves his case.');"><sup>23</sup></span> - That is meant to include the seven sprinklings within,<span class="x" onmousemove="('comment',' Lev. IV, 6: And sprinkle of the blood seven times before the Lord; ibid. 17. also ibid. XVI, 14.');"><sup>24</sup></span> and those concerning the leper.<span class="x" onmousemove="('comment',' Lev. XIV, 51: And he shall take the cedar-wood . . and sprinkle the house seven times, which may not be considered as part of 'the altar' service; the same applies to the functions referred to in the preceding note.');"><sup>25</sup></span>