Valmiki Ramayana Aranya Kanda Sarga 49 Shloka 28
Original Shlokaत्वं कर्म कृतवानेतत्कालोपहतचेतनः।।3.49.28।। जीवितान्तकरं घोरं रामाद्व्यसनमाप्नुहि।
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त्वम् you, कालोपहतचेतनः time has taken a toll of your senses, एतत् this, कर्म action, कृतवान् have done, रामात् from Rama, जीवितान्तकरम् leading towards the end of your life, घोरम् dreadful, व्यसनम् sorrow, आप्नुहि will befall.
Time has taken a toll of your senses. This has made you do what you have done. A great calamity is awaiting you in the hands of Rama. It will end your life.