Mahabharata 6.20.19

महारथौघविपुलः समुद्र इव पर्वणिभीष्मेण धार्तराष्ट्राणां व्यूहः प्रत्यङ्मुखो युधि

mahārathaughavipulaḥ samudra iva parvaṇibhīṣmeṇa dhārtarāṣṭrāṇāṃ vyūhaḥ pratyaṅmukho yudhi

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