The Great Epic of the Bhārata dynasty 13.95.33

13.95.33

gautama uvāca |
godamo damago'dhūmo damo durdarśanaśca te |
viddhi māṃ gautamaṃ kṛtye yātudhāni nibodha me || 33 ||

"Gotama said, 'I have conquered heaven and earth by the aid of self-restraint. In consequence of my looking upon all creatures and objects with an equal eye, I am like a smokeless fire. Hence I am incapable of being subjugated by thee. When, again, I was born, the effulgence of my body dispelled the surrounding darkness. For these reasons I am called Gotama!'