You have also described [at the end of the Fifth Canto] the varieties of hellish life that result from impious activities, and you have described [in the Fourth Canto] the first manvantara, which was presided over by Svāyambhuva Manu, the son of Lord Brahmā.
Srimad Bhagavata Purana
श्रीमद्भागवतमहापुराणम्
मूल श्लोकः
अधर्मलक्षणा नाना नरकाश्चानुवर्णिताः । मन्वन्तरश्च व्याख्यात आद्यः स्वायम्भुवो यतः
adharmalakṣaṇā nānā narakāścānuvarṇitāḥ | manvantaraśca vyākhyāta ādyaḥ svāyambhuvo yataḥ
SB 6.1.3