Valmiki Ramayana Sundara Kanda Sarga 3 Shloka 23
Original Shlokaकस्त्वं केन च कार्येण इह प्राप्तो वनालय। कथयस्वेह यत्तत्त्वं यावत्प्राणा धरन्ति ते।।5.3.23।।
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वनालय one who dwells in the forest, त्वम् you, कः who are you, केन कार्येण for what purpose, इह here, प्राप्तः arrived, ते your, प्राणाः life, यावत् until, धरन्ति hold on, इह here, तत्त्वम् truth, यत् that, कथयस्व reveal.
"O dweller of the forest, who are you? Why did you come here? Speak the truth about your identity, so long as you hold on to your life.