Matsyapurana 2.5

2.5

aurvānalo 'pi vikṛtiṃ gamiṣyati yugakṣaye
viṣāgniścāpi pātālāt saṃkarṣaṇamukhacyutaḥ
bhavasyāpi lalāṭotthas tṛtīyanayanānalaḥ //

In addition to all that, the subteranean fire would shoot out, Śeṣa, from his abode in the lower regions, would send forth venomous flames from his thousand mouths, and a furious fire would emerge from the third eye of Śiva.—5.