Matsya Purana 251.26

251.26

tato'mbarāccintitamātramāgataṃ mahāprabhaṃ cakramamitranāśanam.
vibhāvasostulyamakuṇṭhamaṇḍalaṃ sudarśanaṃ bhīmamasahyamuttamam .. 251.26..

When the universe was filled with that din then Nara and Nârâyaṇa resorted to the battlefield; Lord Viṣṇu, seeing the bow in Nara's hand remembered His Sudarśana quoit, and at that very instant Sudarśana, the destroyer of the enemies, descended from the heaven and seeing that mighty weapon, the annihilator of the enemies, shining like the Sun, burning like fire, Lord Viṣṇu violently hurled the terrible Chakra at the demons which repeatedly struck them.—24-28