Gopalacampu 1.12.54

1.12.54

[37] tataś cākhaṇḍāhi-tuṇḍika-vidyā-paṇḍitavad uccaṇḍatayā sakaṇṭha-tuṇḍāvaguṇṭhanāya sa-darpam abhitaḥ sarpati sarpāśana-vāhane, sarpo' yam api śirobhiḥ kṛta-parisarpaḥ sarpavad evāpasarpann upasarpaṃś ca jihmagavad eva jihmaṃ gacchaṃś ca parito babhrāma śaśrāma ca |

Then, as [Kṛṣṇa], the rider of the serpent-eater, advanced boldly on all sides to seize his mouth and neck with great fury like one learned in the complete art of the snake-charmer, this serpent too, gliding with his hoods, retreated like a snake, approached, and slithered crookedly like a viper, wheeling round and round in exhaustion.