Srimad-Bhagavatam: Canto 12 - Chapter 1 - Verse 16
Sanskrit:
द्वीपवर्षसमुद्राणां गिरिनद्युपवर्णनम् ।ज्योतिश्चक्रस्य संस्थानं पातालनरकस्थिति: ॥ १६ ॥
ITRANS:
dvīpa-varṣa-samudrāṇāṁgiri-nady-upavarṇanamjyotiś-cakrasya saṁsthānaṁpātāla-naraka-sthitiḥ
Translation:
The Bhāgavatam gives an elaborate description of the earth’s continents, regions, oceans, mountains and rivers. Also described are the arrangement of the celestial sphere and the conditions found in the subterranean regions and in hell.