Reference for Chullin 271:44

א"ל

have no right to it except after it has [been separated as] the first.<span class="x" onmousemove="('comment',' But before the first of the fleece has been set apart no priest has any claim to it, and consequently the condition of tebel does not exist at all. This implication is made from the word 'first' which is redundant in the verse.');">³¹</span>

Jastrow