Bhagavatapurana 12.1.35

12.1.35

prajāś cābrahma-bhūyiṣṭhāḥ sthāpayiṣyati durmatiḥ /
vīryavān kṣatram utsādya padmavatyāṃ sa vai puri /
anu-gaṅgam ā-prayāgaṃ guptāṃ bhokṣyati medinīm //

37. He will make his subjects mostly destitute of reverence to the Vedas and Brahmins and establish them as such; being very powerful he will exterminate the Kshatriya race and he will reign, occupying the capital city of Padmavati, along the Ganga as far as Prayaga.