Devibhagavatapurana 7.36.29

Devībhāgavatapurāṇa 7.36.29

aśvibhyāṃ kathane tasya śiraśchinnaṃ ca vajriṇā |
aśvīyaṃ tacchiro naṣṭaṃ dṛṣṭvā vaidyau surottamau ||