Vishnupurana 2.3.18

2.3.18

madrā rāmās tathāmbaṣṭhāḥ pārasīkādayas tathā
āsāṃ pibanti salilaṃ vasanti saritāṃ sadā
samīpato mahābhāgā hṛṣṭapuṣṭajanākulāḥ //

The principal nations of Bhárata are the Kurus and Pánchálas, in the middle districts: the people of Kámarupa, in the east: the Puńd́ras, Kalingas, Magadhas, and southern nations, are in the south: in the extreme west are the Saurásht́ras, Śúras, Bhíras, Arbudas: the Kárushas and Málavas, dwelling along the Páripátra mountains: the Sauvíras, the Saindhavas, the Húnas, the Sálwas, the people of Śákala, the Madras, the Rámas, the Ambasht́has, and the Párasíkas, and others. These nations drink of the water of the rivers above enumerated, and inhabit their borders, happy and prosperous.