Mahabharata 6.97.21
विमुखं च ततो रक्षो वध्यमानं रणेऽरिणाप्रादुश्चक्रे महामायां तामसीं परतापनः
vimukhaṃ ca tato rakṣo vadhyamānaṃ raṇe'riṇāprāduścakre mahāmāyāṃ tāmasīṃ paratāpanaḥ
Our plain-language meaning of this verse is waiting for scholar review.