Bhagavatapurana 5.16.17

5.16.17

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teṣāṃ viśīryamāṇānām ati-madhura-surabhi-sugandhi-bahulāruṇa-rasodenāruṇodā nāma nadī mandara-giri-śikharān nipatantī pūr-veṇelāvṛtam upaplāvayati //

17. As those fruits break, an abundant flood of their juice, very sweet and charming by its sweet smell, forms into a river called Arunoda on account of its deep red waters, which running down the tops of the mount Mandara, irrigates the Ilavrita Khanda on the east.