Valmiki Ramayana Ayodhya Kanda Sarga 72 Shloka 52
Original Shlokaत्वयात्विदानीं धर्मज्ञ राजत्वमवलम्ब्यताम्। त्वत्कृते हि मया सर्वमिदमेवं विधं कृतम्।।2.72.52।।
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धर्मज्ञ O knower of dharma, इदानीम् now, त्वया by you, राजत्वम् kingship, अवलम्ब्यताम् take possession of, मया by me, त्वत्कृते for your sake only, एवं विधम् in this manner, इदं सर्वम् all this, कृतं हि has been done.
O knower of dharma, assume kingship now. It is only for your sake that all this has been done by me.