Related for Yevamot 111:8
אמר לך שמואל אימא הכי ולא הספיק לכונסה עד שנתחרש אינה אוכלת בתרומה כנס ואח"כ נתחרש אוכלת מת ונפלה לפני יבם חרש אוכלת
and in this respect the power of the levir is superior to that of the husband'. Now, according to Rab, this statement is perfectly satisfactory.<span class="x" onmousemove="('comment',' Because he regards an imperfect cohabitation which in ordinary cases constitutes no kinyan as valid in the case of the levir. ');"><sup>19</sup></span> According to Samuel, however, a difficulty arises!<span class="x" onmousemove="('comment',' According to him, imperfect cohabitation confers no more rights through the levir than through the husband; and here it is stated that the levir entitles her to eat terumah though her husband could not confer this privilege upon her! ');"><sup>20</sup></span> Samuel can answer you: Read thus … who became deaf before he had time to marry her, she may not eat [<i>terumah</i>]; if, however, he married her and then became deaf she may eat it; if he died and she became subject to a deaf levir, she may eat it'.<span class="x" onmousemove="('comment',' Because she was entitled to the same privilege during the lifetime of her husband, ');"><sup>21</sup></span>