Valmiki Ramayana Ayodhya Kanda Sarga 40 Shloka 42
Original Shlokaन हि तत्पुरुषव्याघ्रो दुःखदं दर्शनं पितुः। मातुश्च सहितुं शक्तस्तोत्रार्दित इव द्विपः।।2.40.42।।
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पुरुषव्याघ्रः tiger (best) among men, तोत्रार्दितः tormented by the goads, द्विपः इव like an elephant, दुःखदम् causing agony, पितुः father's, मातुश्च mother's, तत् दर्शनम् that sight, सहितुम् to endure, न शक्तः हि was not able.
Rama the best among men, could not, like an elephant tormented by the goad, endure that pitiful sight of his father and mother.