Mahabharata 13.1.54

भीष्म उवाच · bhīṣma uvāca

सर्पोऽथार्जुनकं प्राह श्रुतं ते मृत्युभाषितम्नानागसं मां पाशेन संतापयितुमर्हसि

sarpo'thārjunakaṃ prāha śrutaṃ te mṛtyubhāṣitamnānāgasaṃ māṃ pāśena saṃtāpayitumarhasi

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