Śrīmad-Bhāgavatam · Text 8.24.58
Who is speaking and story frame
स तु सत्यव्रतो राजा ज्ञानविज्ञानसंयुत: ।
विष्णो: प्रसादात् कल्पेऽस्मिन्नासीद् वैवस्वतो मनु: ॥ ५८ ॥
sa tu satyavrato rājā
jñāna-vijñāna-saṁyutaḥ
viṣṇoḥ prasādāt kalpe ’sminn
āsīd vaivasvato manuḥ
King Satyavrata was illuminated with all Vedic knowledge by the mercy of Lord Viṣṇu, and in this period he has now taken birth as Vaivasvata Manu, the son of the sun-god.
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