वालिना by Vali, भ्रातृसौहृदात् due to brotherly affection, इत्येवम् thus, उक्तः spoken, सुग्रीवः Sugriva, हर्षम् happiness, त्यक्त्वा having given up , पुनः again, दीनः dull, ग्रहग्रस्तः eclipsed by planet Rahu, उडुराट् इव like the Moon.

Thus spoken to by Vali with brotherly affection, Sugriva gave up joy (of victory) and appeared dull like the Moon eclipsed by planet Rahu.