Reference for Bekhorot 118:40

ספק מנין הראוי דחזי להכא ודחזי להכא לא אמרינן קמ"ל

one of them died, if the one which died was of those already counted, he counts and combines them [with others].<span class="x" onmousemove="('comment',' In one shed until there are ten and then he takes one as tithe.');">²⁹</span>

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