Skandapurana 16.2.49

16.2.49

yatrādhikṛtya māhātmyamādityasya caturmukhaḥ ..
aghorakalpavṛttāntaprasaṃgena jagatpatiḥ ..
manave kathayāmāsa bhūtagrāmasya lakṣaṇam .. 49 ..

Where, taking the māhātmya of the Sun as his subject, the four-faced / Lord of the universe, in connection with the narrative of the Aghora Kalpa, / spoke to Manu about the characteristics of the host of beings;