Shiva Purana
आर्तवत्स तु तं वत्सं प्रतिजग्राह वै द्विजः॥ मिथ्योपचारतः पापमभूत्तेषां च गोघ्नताम् ॥ २१॥
The sage accepted the calf with great distress. The killers of the cow became sinful by their false reverence and service.
english translation
Artavatsa tu taM vatsaM pratijagrAha vai dvijaH॥ mithyopacArataH pApamabhUtteSAM ca goghnatAm ॥ 21॥
hk transliteration by Sanscript