Valmiki Ramayana Sundara Kanda Sarga 59 Shloka 13
Original Shlokaसागरोऽप्यतियाद्वेलां मन्दरः प्रचलेदपि। न जाम्बवन्तं समरे कम्पयेदरिवाहिनी।।5.59.13।।
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सागरः ocean, वेलाम् shore, अतियादपि exceeds also, मन्दरः mountain Mandara, प्रचलेदपि may shake up, समरे in war, अरिवाहिनी flow of enemies, जाम्बवन्तम् Jambavan, न कम्पयेत् not move.
"The ocean may exceed its limits, the mountain Mandara may be shaken from its position but no hostile army can move Jambavan in war.