Reference for Bekhorot 81:21

אין לך מום גדול מזה

CAN BE SLAUGHTERED NEITHER IN THE TEMPLE NOR WITHOUT THE TEMPLE.<span class="x" onmousemove="('comment',' The passage CAN NEITHER BE SLAUGHTERED etc. is repeated here by the Tanna to teach us that even in the case of a tumtum or a hermaphrodite, we may not slaughter it in the Temple or outside the Temple in consequence of this defect, as it is not a genuine blemish, unlike the view of R. Ishmael which follows.');">¹⁶</span>

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