Bhagavatapurana 5.20.10

5.20.10

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teṣu varṣādrayo nadyaś ca saptaivābhijñātāḥ svarasaḥ śataśṛṅgo vāmadevaḥ kundo mukundaḥ puṣpa-varṣaḥ sahasra-śrutir iti anumatiḥ sinīvālī sarasvatī kuhū rajanī nandā rāketi //

10. In those continents, the continental mountains and rivers are known to be only seven; Viz; Swarasa, Satasringa, Vamadeva, Kunda, Kumuda, Pushpavarsha, and Sahasrasruti; (the rivers are) Anumati, Sinivali, Saraswati, Kuhu, Rajani, Nanda, and Raka.