Valmiki Ramayana Kishkindha Kanda Sarga 11 Shloka 15

असुरोत्तमः best of demons, दुन्दुभिः Dundubhi, तम् him, समुद्रम् ocean, भीतः frightened, इति thus, विज्ञाय knowing, चापात् from the bow, च्युतः released, शर इव arrowlike, हिमवद्वनम् forest of Himavan, आगम्य reached, ततः then, तस्य गिरेः of that mountain, श्वेताः white, गजेन्द्र (like) elephants, विप्रला huge, शिलाः rocks, बहुधा several, भूमौ on the earth, चिक्षेप threw, विननाद roared, च also.

'Dundubhi, the most powerful of demons, aware that the ocean is frightened of him went swiftly to Himavan like an arrow released from a bow. He raised many huge white cliffs of the size of great elephants to the ground and roared.