Brahma Purana 25.18

Brahmapurāṇa 25.18

catuḥsrotaś catuḥśṛṅgaṃ śailaṃ dvādaśadhārakam
mānasaṃ sthūlaśṛṅgaṃ ca sthūladaṇḍaṃ tathorvaśī //