SB 5.16.9

evaṁ dakṣiṇenelāvṛtaṁ niṣadho hemakūṭo himālaya iti prāg-āyatā yathā nīlādayo ’yuta-yojanotsedhā hari-varṣa-kimpuruṣa-bhāratānāṁ yathā-saṅkhyam.
Word for word: 
evam — thus; dakṣiṇena — by degrees to the southern side; ilāvṛtam — of Ilāvṛta-varṣa; niṣadhaḥ hema-kūṭaḥ himālayaḥ — three mountains named Niṣadha, Hemakūṭa and Himālaya; iti — thus; prāk-āyatāḥ — extended to the east; yathā — just as; nīla-ādayaḥ — the mountains headed by Nīla; ayuta-yojana-utsedhāḥ — ten thousand yojanas high; hari-varṣa — the division named Hari-varṣa; kimpuruṣa — the division named Kimpuruṣa; bhāratānām — the division named Bhārata-varṣa; yathā-saṅkhyam — according to number.
Translation: 
Similarly, south of Ilāvṛta-varṣa and extending from east to west are three great mountains named (from north to south) Niṣadha, Hemakūṭa and Himālaya. Each of them is 10,000 yojanas [80,000 miles] high. They mark the boundaries of the three varṣas named Hari-varṣa, Kimpuruṣa-varṣa and Bhārata-varṣa [India].