Valmiki Ramayana Kishkindha Kanda Sarga 55 Shloka 12
Original Shlokaअहं वः प्रतिजानामि नागमिष्याम्यहं पुरीम्। इहैव प्रायमासिष्ये श्रेयो मरणमेव मे।।4.55.12।।
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अहम् I am, वः to you, प्रतिजानामि I pledge, अहम् I am, पुरीम् to city, न आगमिष्यामि I will not come, इहैव here only, प्रायम् आसिष्ये I seek death by fasting, मे to me, मरणमेव death alone, श्रेयः better.
'I swear I will not return to the city. I will fast unto death here only. Death for me is desirable.