Valmiki Ramayana Ayodhya Kanda Sarga 83 Shloka 9
Original Shlokaदृष्ट एव हि न श्शोकमपनेष्यति राघवः। तम स्सर्वस्य लोकस्य समुद्यन्निव भास्करः।।2.83.9।।
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समुद्यन् rising, भास्करः Sun, सर्वस्य of the entire, लोकस्य world's, तमः इव like darkness, राघवः Rama, दृष्ट एव at his sight alone, नः our, शोकम् sorrow, अपनेष्यति will dispel.
At his sight alone our sorrows will be dispelled, the way the darkness of the entire world is dispelled by the rising Sun.