Mudgalapurana 2.15.16

2.15.16

pātālavivareṣvatra gṛhā nānāvidhāḥ kṛtāḥ |
vanāni ca tathā grāmā nagarāṇi prajāpate ||

In these cavities of Pātāla, various dwellings have been built, / and also forests, villages, and cities, O Prajāpati;