Valmiki Ramayana Ayodhya Kanda Sarga 105 Shloka 32
Original Shlokaधर्मात्मा स शुभैः कृत्स्नैः क्रतुभिश्चाप्तदक्षिणैः। स्वर्गं दशरथः प्राप्तः पिता नः पृथिवीपतिः।।2.105.32।।
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न: our, पिता father, धर्मात्मा righteous one, स: पृथिवीपतिः that lord of the earth, दशरथ: Dasratha, शुभैः by auspicious, कृत्स्नैः wholly, आप्तदक्षिणैः by offering charities, क्रतुभिः by performing sacrifices, स्वर्गं to heaven, गतः went.
Our righteous father and lord of the earth, Dasaratha, attained heaven by giving abundant charities and performing several sacrifices in accordance with tradition.