Thus I created the ingredients and paraphernalia for offering sacrifice out of the parts of the body of the Supreme Lord, the enjoyer of the sacrifice, and I performed the sacrifice to satisfy the Lord.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
ततस्ते भ्रातर इमे प्रजानां पतयो नव । अयजन् व्यक्तमव्यक्तं पुरुषं सुसमाहिताः
tataste bhrātara ime prajānāṃ patayo nava | ayajan vyaktamavyaktaṃ puruṣaṃ susamāhitāḥ
SB 2.6.28