Mahabharata 14.44.12

पर्वतानां महामेरुः सर्वेषामग्रजः स्मृतःदिशां च प्रदिशां चोर्ध्वा दिग्जाता प्रथमं तथा

parvatānāṃ mahāmeruḥ sarveṣāmagrajaḥ smṛtaḥdiśāṃ ca pradiśāṃ cordhvā digjātā prathamaṃ tathā

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