Mahabharata 9.8.3

नागानां भीमरूपाणां द्रवतां निस्वनो महान्अश्रूयत यथा काले जलदानां नभस्तले

nāgānāṃ bhīmarūpāṇāṃ dravatāṃ nisvano mahānaśrūyata yathā kāle jaladānāṃ nabhastale

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