Mahabharata 14.87.13

जम्बूद्वीपो हि सकलो नानाजनपदायुतःराजन्नदृश्यतैकस्थो राज्ञस्तस्मिन्महाक्रतौ

jambūdvīpo hi sakalo nānājanapadāyutaḥrājannadṛśyataikastho rājñastasminmahākratau

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