Saṃkhyāvarta (संख्यावर्त्त): Commencement of Yajña at the Dawn of Tretāyuga
वर्णाश्रमव्यवस्थानं कृतवन्तश्च संख्यया / संभारांस्तांस्तु मंभृत्य कथं यज्ञः प्रवर्त्तितः
varṇāśramavyavasthānaṃ kṛtavantaśca saṃkhyayā / saṃbhārāṃstāṃstu maṃbhṛtya kathaṃ yajñaḥ pravarttitaḥ
They established, in due order, the arrangement of varṇa and āśrama; then, having gathered those various requisites, how was the yajña set in motion?