Skandapurana 1.4.37.57

1.4.37.57

lakṣadvādaśasāhasraṣaṇnavatyadhikāḥ parāḥ..
aṣṭau lakṣāścatuḥṣaṣṭisahasrāṇi ca dvāparaḥ.. 39.57 ..

is further twelve lakhs ninety-six thousand; / eight lakhs and sixty-four thousand is the Dvāpara;