Valmiki Ramayana Ayodhya Kanda Sarga 118 Shloka 45
Original Shlokaविश्वामित्रस्तु धर्मात्मा मम पित्रा सुपूजितः।।2.118.45।। प्रोवाच पितरं तत्र भ्रातरौ रामलक्ष्मणौ।
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धर्मात्मा the righteous man, विश्वामित्रस्तु as for Viswamitra, मम पित्रा by my father, सुपूजितः wellhonoured, तत्र there, भ्रातरौ brothers, रामलक्ष्मणौ to Rama and Lakshmana, पितरम् to my father, प्रोवाच uttered.
Having accepted the honour extended by my father, righteous Viswamitra spoke to him about those two brothers, Rama and Lakshmana.