sa tu satyavrato rÄjÄ
jñÄna-vijñÄna-saá¹yutaḥ
viṣṇoḥ prasÄdÄt kalpe 'sminn
ÄsÄ«d vaivasvato manuḥ
saḥ - he; tu - indeed; satyavrataḥ - Satyavrata; rÄjÄ - the King; jñÄna-vijñÄna-saá¹yutaḥ - enlightened in full knowledge and its practical use; viṣṇoḥ - of Lord Viṣṇu; prasÄdÄt - by the mercy; kalpe asmin - in this period (ruled by Vaivasvata Manu); ÄsÄ«t - became; vaivasvataḥ manuḥ - Vaivasvata Manu.
ÅšrÄ«la ViÅ›vanÄtha CakravartÄ« ṬhÄkura gives his verdict that Satyavrata appeared in the CÄká¹£uá¹£a-manvantara. When the CÄká¹£uá¹£a-manvantara ended, the period of Vaivasvata Manu began. By the grace of Lord Viṣṇu, Satyavrata received instructions from the second fish incarnation and was thus enlightened in all spiritual knowledge.