Brahmandapurana 1.23.84

Brahmāṇḍapurāṇa 1.23.84

aṣṭāśvaḥ kāñcanaḥ śrīmānbhaumasyāpi rathottamaḥ /
asaṃgairlohitairaśvaiḥ sarvagairagnisaṃbhavaiḥ //