यज्ञप्रवर्तनम् (Yajña-pravartana) — The Institution/Commencement of Sacrifice in Dvāpara
प्रक्रियाकल्पसूत्राणां भाष्यविद्याविकल्पनम् / स्मृतिशास्त्रप्रभेदश्च प्रस्थानानि पृथक्पृथक्
prakriyākalpasūtrāṇāṃ bhāṣyavidyāvikalpanam / smṛtiśāstraprabhedaśca prasthānāni pṛthakpṛthak
The procedural Kalpa-sūtras and the sciences of commentary (bhāṣya) take on many forms; the Smṛti-śāstras too divide into branches, with traditions (prasthāna) standing apart.