Reference for Chullin 144:4

מנין לטרפה ששחיטתה מטהרתה

[OUGHT WE NOT RATHER TO ARGUE THUS,] AN UNCLEAN ANIMAL MAY NOT BE EATEN, AND TREFAH ALSO MAY NOT BE EATEN; THEN JUST AS SLAUGHTERING DOES NOT RENDER AN UNCLEAN ANIMAL CLEAN<span class="x" onmousemove="('comment',' This is the conclusion arrived at by the Rabbis from the interpretation of Lev. XI, 26. V. Sifra on this verse.');">¹</span>

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