Reference for Chullin 275:24

לא הספיק ליתנו וכו':

R'Hisda says: He is liable', because he has shorn;<span class="x" onmousemove="('comment',' The requisite number of sheep; and at the time of shearing each sheep was still his, and it is in accordance with the precept of the Torah 'The first of the fleece of thy sheep'.');"><sup>16</sup></span>