Karma Vipaka Samhita 92.19

अज्ञानाद्वा प्रमादाद्वा भागिनेयवधः कृतः ॥

Whether through ignorance or carelessness, the killing of my sister's son was done. Forgive that, O one full of mercy, Tryambaka, destroyer of…

ततो वै पूजयामास लोकपालान् पृथक् पृथक्॥

Then let him worship the guardians of the directions, one by one. After that let him give an offering of black gram, and then have the image given…

ब्राह्मणाय तदा देवि पूर्वपापविशुद्धये ॥

Let it be given to a brahmin, O Goddess, to cleanse the past sin. When this is done, O fair-hipped one, a son is born.