Reference for Temurah 41:31

דתניא ר' יוסי אומר ג' דברים משום ג' זקנים

Why then do you not ask concerning the ninth [animal of the ten], because the Divine Law excludes it [having stated]: The tenth,<span class="x" onmousemove="('comment',' Lev. XXVII, 32.');">²⁶</span>

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