Reference for Yevamot 133:8

מיתיבי אמרו לו לר' יוסי מאחר שהעדת לנו על בת ישראל לכהן בת כהן לכהן מהו אמר להם זו שמעתי וזו לא שמעתי

he replied, 'I heard;<span class="x" onmousemove="('comment',' That the slaves are forbidden to eat terumah. ');">²⁴</span> but the other<span class="x" onmousemove="('comment',' Lit., 'this'. ');">²⁵</span> I have not heard'.<span class="x" onmousemove="('comment',' V. supra p. 448, n. 13. Consequently they are allowed to eat terumah. ');">²⁶</span> Now, if you agree [that R. Jose's reason is because] an embryo in the womb of a lay woman<span class="x" onmousemove="('comment',' V. p. 448, n. 8. ');">²⁷</span>

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