Siddhantasaradipaka 6.56.9

6.56.9

vyāsa pramāṇa arthāt (105263/19 - 500 = 55263/19 \div 2) = 2763/19 yojana pramāṇa - himavān
yojanoṃ pramāṇa arthāt 100 yojanoṃ ke dvārā parvata ko antarita karatī huī parvata ke mastaka se
dvāra se nikalakara harikṣetra-madhyama bhogabhūmi ke madhyabhāga paryanta jākara vahāṃ sthita (viṃjaṭā (vijaya)
vān ) nābhigiri ko ardhayojana dūra se chor̤atī huī usakī ardhapradakṣiṇā karake arthāt paścimābhimukha
sītā nadī kā varṇanaḥ—
sītodā nadī kā vivecanaḥ—
atha mahānadīnāṃ parivāranadīsaṃkhyā procyate :gaṅgāsindhvoḥ pratyekaṃ parivāra nadyaśca caturdaśasahasrāṇi bhavanti | rohit rohitāsyayoraṣṭāviṃśatisahasrāṇi ca | hariddharikāntayoḥ pṛthak pṛthak parivāranadyaḥ ṣaṭ pañcāśatsahasrāṇi bhaveyuḥ
sītāyāḥ parivāranadyaścaturaśītisahasrāṇi, tathāsītodāyāśca | nārīnarakāntayoḥ pratyekaṃ
parivāranadyaḥ ṣaṭpañcāśatasahasrāṇi | svarṇarūpyakūlayoraṣṭāviṃśati sahasrāṇi | raktāyāḥ parivāranadyaḥ
caturdaśasahasrāṇi, raktodāyāśca | pūrvāpara videhastha dvādaśa vibhaṅgānadī rahita catuḥṣaṣṭi mūlanadīnāṃ
pratyekaṃ pratyekaṃ caturdaśa caturdaśa sahasra parivāranadyo bhavanti | sarvā melitāḥ parivāra nadyo'ṣṭalakṣaṣaṇṇavatisahasrāṇi bhavanti | dvādaśavibhaṅgānām ekāṃ ekāṃ nadīṃ prati aṣṭāviṃśati-aṣṭāviṃśati sahasrāṇi
parivāranadyo bhavanti | sarvāḥ parivāranadyaḥ piṇḍīkṛtāḥ trilakṣa ṣaṭ triṃśatsahasrāḥ | samasta videhastha