Valmiki Ramayana Aranya Kanda Sarga 61 Shloka 6
Original Shlokaसीतया रहितोऽहं वै न हि जीवामि लक्ष्मण। मृतं शोकेन महता सीताहरणजेन माम्।।3.61.6।। परलोके महाराजो नूनं द्रक्ष्यति मे पिता।
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लक्ष्मण Lakshmana, सीतया by Sita, रहितः without, अहम् I, न हि जीवामि I cannot live, सीताहरणजेन arising out of Sita's abduction, महता by deep, शोकेन by grief, मृतं dead, माम् me, महाराजः the king (Dasaratha), मे पिता my father, नूनम् certainly, परलोके in the other world, द्रक्ष्यति will meet me.
O Lakshmana, I cannot live without Sita. I am filled with deep grief on account of Sita's abduction. My late father, the king will certainly see me in the other world (I will definitely commit suicide).