Valmiki Ramayana Ayodhya Kanda Sarga 100 Shloka 4
Original Shlokaक्व नु तेऽभूत्पिता तात यदरण्यं त्वमागतः। न हि त्वं जीवतस्तस्य वनमागन्तुमर्हसि।।2.100.4।।
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तात O dear, त्वम् you, आरण्यम् to the forest, यत् आगतः now that you have come, ते पिता our father, क्व नु where, अभूत् was he, तस्य he, जीवतः while living, त्वम् you, वनम् to the forest, आगन्तुम् to come, न अर्हसि हि does not behove you.
O dear, now that you have come to the forest, where is our father king Dasaratha? You ought not come to the forest while he is living.