Srimad-Bhagavatam: Canto 5 - Chapter 1 - Verse 15
Sanskrit:
तेषां वर्षेषु सीमागिरयो नद्यश्चाभिज्ञाता: सप्त सप्तैव चक्रश्चतु:शृङ्ग: कपिलश्चित्रकूटो देवानीक ऊर्ध्वरोमा द्रविण इति रसकुल्या मधुकुल्या मित्रविन्दा श्रुतविन्दा देवगर्भा घृतच्युता मन्त्रमालेति ॥ १५ ॥
ITRANS:
teṣāṁ varṣeṣu sīmā-girayo nadyaś cābhijñātāḥ sapta saptaiva cakraś catuḥśṛṅgaḥ kapilaś citrakūṭo devānīka ūrdhvaromā draviṇa iti rasakulyā madhukulyā mitravindā śrutavindā devagarbhā ghṛtacyutā mantramāleti.
Translation:
In those seven islands there are seven boundary mountains, known as Cakra, Catuḥśṛṅga, Kapila, Citrakūṭa, Devānīka, Ūrdhvaromā and Draviṇa. There are also seven rivers, known as Ramakulyā, Madhukulyā, Mitravindā, Śrutavindā, Devagarbhā, Ghṛtacyutā and Mantramālā.