Valmiki Ramayana Ayodhya Kanda Sarga 112 Shloka 3
Original Shlokaस धन्यो यस्य पुत्रौ द्वौ धर्मज्ञौ धर्मविक्रमौ। श्रुत्वा वयं हि सम्भाषामुभयोस्स्पृहयामहे।।2.112.3।।
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धर्मज्ञौ practioners of righteousness, धर्मविक्रमौ whose strength is righteousness, द्वौ both, यस्य whose, पुत्रौ two sons, सः he (Dasaratha), धन्यः is fortunate, वयम् we, संभाषाम् their conversation, श्रुत्वा having heard, उभयोः in respect of both of them, स्पृहयामहे हि we are attached.
On hearing their dialogue we are deeply drawn towards them, these two sons of king Dasaratha who was fortunate to have these practioners of righteousness and whose strength is dharma.