Reference for Chullin 164:16

ובדין הוא דלישמעינן בעלמא והאי דקא משמע לן בהא להודיעך כחן דרבנן דאע"ג דגופין מוחלקין פטרי רבנן

to show you to what length the Rabbis will go, for the Rabbis exempt him [from an additional penalty] even in a case of separate prohibitions?<span class="x" onmousemove="('comment',' Lit., 'separate bodies'. I.e., there are two separate animals and in respect of each a distinct prohibition is transgressed.');">⁷</span>

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