Valmiki Ramayana Sundara Kanda Sarga 13 Shloka 31
Original Shlokaमातापित्रोर्विनाशेन सुग्रीवव्यसनेन च।।5.13.31।। कुमारोऽप्यङ्गदः कस्माद्धारयिष्यति जीवितम्।
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कुमारः prince, अङ्गदोऽपि Angada also, मातापित्रोः of his mother and father, विनाशेन by death, सुग्रीवस्य Sugriva's, व्यसनेन by calamity, जीवितम् life, कस्मात् why, धारयिष्यति will retain.
"On account of his parents death and also because of Sugriva's calamity, Angada will give up his life.