TgJ Ez45:7 :וְאוּרכָא לִקבֵיל חַד מִן חֳלָקַיָא מִתְחוּם מַערְבָא עַל תְחוּם מַדנְחָא‏ : the length facing each of the portions is from the western border up to the eastern border
See the entire entry for ḥălāq, ḥălāqā n.m. portion