Mahabharata 16.6.10

रामकृष्णमहाग्राहां द्वारकासरितं तदाकालपाशग्रहां घोरां नदीं वैतरणीमिव

rāmakṛṣṇamahāgrāhāṃ dvārakāsaritaṃ tadākālapāśagrahāṃ ghorāṃ nadīṃ vaitaraṇīmiva

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