Valmiki Ramayana Bala Kanda Sarga 21 Shloka 7
Original Shlokaत्रिषु लोकेषु विख्यातो धर्मात्मा इति राघव। स्वधर्मं प्रतिपद्यस्व नाधर्मं वोढुमर्हसि।।1.21.7।।
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राघव O Dasaratha, धर्मात्मा इति as righteousminded, त्रिषु लोकेषु in three worlds, विख्यात:, reputed, स्वधर्मम् your own duty, प्रतिपद्यस्व observe, अधर्मम् unjust act, वोढुम् to endure, न अर्हसि not worthy of you.
O Dasaratha you are reputed in the three worlds as righteousminded. Do your own duty. Do not follow an unjust act which is unworthy of respect.