TgO Lev7:20 :וַאְנָש דְיֵיכוֹל בִסרָא מִנִכסַת קוּדשַיָא דִקדָם יוי וֻסאוֹבְתֵיה"וסובתיה" עְלוֹהִי‏ : anyone who eats meat of the sacred slaughtering to the Lord, is liable for his uncleanness
See the entire entry for sˀōḇā, sˀōḇtā n.f. uncleanness