Musar for Yevamot 113:2
וכי תימא הכא נמי יש לו להאכיל בבת גרים והא מיבעיא בעי לה רבי יוחנן מרבי אושעיא ולא פשיט ליה
And were you to reply that here also he<span class="x" onmousemove="('comment',' The incapacitated priest, since he is only forbidden to enter into the assembly of the Lord (Deut. XXIII, 2), i.e., to marry a Jewess, but he is permitted to marry a proselyte. ');"><sup>5</sup></span> is entitled to confer upon the daughter of proselytes<span class="x" onmousemove="('comment',' Who is not included in the assembly of the Lord. V. supra n. 7. ');"><sup>6</sup></span> the right of eating, surely [it may be retorted] this very question was addressed by R. Johanan to R. Oshaia<span class="x" onmousemove="('comment',' Infra. ');"><sup>7</sup></span> who gave him no answer!<span class="x" onmousemove="('comment',' As to whether such an incapacitated priest may confer upon the daughter of a proselyte the right of eating terumah. Since no answer was given, there is no proof that the right may be conferred at all. The difficulty consequently remains: How could the case of the incapacitated priest who can never confer the right upon others be inferred from the case of one who is, in certain circumstances, entitled to confer such a right? ');"><sup>8</sup></span>