Valmiki Ramayana 6.74.42
आरुरोह तदा तस्माद्धरिर्मलयपर्वतम्।मेरुमन्दरसङ्काशं नानाप्रस्रवणाकुलम्॥
āruroha tadā tasmāddharirmalayaparvatam |merumandarasaṅkāśaṃ nānāprasravaṇākulam ||
Our plain-language meaning of this verse is waiting for scholar review.
Open in the book