अग्निनिचयः (Agninichaya) / The Accumulation of Sacred Fire & the Classification of Pitṛs by Time-Order
अष्टौ ताः पितृभिः सार्द्धमासन्या देवयोनयः / स्वायंभुवेन्तरे ऽतीताः प्रजास्तासां महस्रशः
aṣṭau tāḥ pitṛbhiḥ sārddhamāsanyā devayonayaḥ / svāyaṃbhuventare 'tītāḥ prajāstāsāṃ mahasraśaḥ
Those eight divine-born orders, together with the Pitṛs, formed another class. In the Manvantara of Svāyambhuva they have passed away; their progeny were countless thousands.