Mahabharata 6.83.16

पश्य व्यूहं महेष्वास निर्मितं सागरोपमम्प्रतिव्यूहं त्वमपि हि कुरु पार्षत माचिरम्

paśya vyūhaṃ maheṣvāsa nirmitaṃ sāgaropamamprativyūhaṃ tvamapi hi kuru pārṣata māciram

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