Mahabharata 1.104.18

तमिन्द्रो ब्राह्मणो भूत्वा भिक्षार्थं भूतभावनःकुण्डले प्रार्थयामास कवचं च महाद्युतिः

tamindro brāhmaṇo bhūtvā bhikṣārthaṃ bhūtabhāvanaḥkuṇḍale prārthayāmāsa kavacaṃ ca mahādyutiḥ

Our plain-language meaning of this verse is waiting for scholar review.