यज्ञप्रवर्तनम् (Yajña-pravartana) — The Institution/Commencement of Sacrifice in Dvāpara
क्रमेण परिवृत्ता तुमनोरन्तरमुच्यते / चतुर्युगे यथैकस्मिन्भवतीह यथा तु यत्
krameṇa parivṛttā tumanorantaramucyate / caturyuge yathaikasminbhavatīha yathā tu yat
That which turns in orderly succession is called a manvantara. Just as within a single caturyuga, whatever occurs here occurs in its proper way—so is the rule.