Mahabharata 11.19.21
शातकौम्भ्या स्रजा भाति कवचेन च भास्वताअग्निनेव गिरिः श्वेतो गतासुरपि दुःसहः
śātakaumbhyā srajā bhāti kavacena ca bhāsvatāagnineva giriḥ śveto gatāsurapi duḥsahaḥ
Our plain-language meaning of this verse is waiting for scholar review.