Shiva Purana
ब्रह्महापि शुचिर्भूत्वा निर्माल्यं यस्तु धारयेत् । भक्षयित्वा द्रुतं तस्य सर्वपापं प्रणश्यति १५ ।
Even the slayer of a brahmin if he partakes of the remains of the food offered to the God quells all his sins immediately.
english translation
brahmahApi zucirbhUtvA nirmAlyaM yastu dhArayet । bhakSayitvA drutaM tasya sarvapApaM praNazyati 15 ।
hk transliteration by Sanscript