Reference for Bekhorot 116:25

(ויקרא כז, לב) כל אשר יעבור תחת פרט לטריפה שאינה עוברת תחת השבט מצוה למנותן בשבט

AND THE OWNERS MAY EAT THEM IN THEIR UNFIT STATE.<span class="x" onmousemove="('comment',' Because they cannot be eaten while in a fit condition for sacrifice, as any one of them may be the tithe, and he will thus be eating a consecrated animal without the Temple wall.');">¹⁹</span>

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