Reference for Chullin 273:1

בקדושה ומכירה והנך נפישין

sacred,<span class="x" onmousemove="('comment',' The firstling and the first of the fleece have not to be consecrated, the former because it is sacred from the womb and the latter because it has no sanctity whatsoever, whereas the cattle tithe must be consecrated with the rod.');">¹</span>

Jastrow

Jastrow