Saṃkhyāvarta (संख्यावर्त्त): Commencement of Yajña at the Dawn of Tretāyuga
सुधामा विरजाश्चैव शङ्खः पाण्ड्यज एव च / प्राजीनबर्हिः पर्जन्यो हविर्धानादयो नृपः
sudhāmā virajāścaiva śaṅkhaḥ pāṇḍyaja eva ca / prājīnabarhiḥ parjanyo havirdhānādayo nṛpaḥ
Likewise Sudhāmā, Virajā, Śaṅkha, and Pāṇḍyaja; and the kings Prājīnabarhi, Parjanya, Havirdhāna, and others are also spoken of as perfected through tapas.