Mahabharata 12.211.13
यत्तदेकाक्षरं ब्रह्म नानारूपं प्रदृश्यतेआसुरिर्मण्डले तस्मिन्प्रतिपेदे तदव्ययम्
yattadekākṣaraṃ brahma nānārūpaṃ pradṛśyateāsurirmaṇḍale tasminpratipede tadavyayam
Our plain-language meaning of this verse is waiting for scholar review.