Valmiki Ramayana Bala Kanda Sarga 57 Shloka 5
Original Shlokaचिता राजर्षिलोकास्ते तपसा कुशिकात्मज। अनेन तपसा त्वां तु राजर्षिरिति विद्महे।।1.57.5।।
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कुशिकात्मज O Son of Kausika, ते your, तपसा with austerities, राजार्षिलोका: the worlds of rajarshis, चिता: have been won, अनेन on account of this, तपसा austerities, त्वाम् you, राजार्षि:(इति) rajarshi, विद्महे is acknowledged.
"O Son of Kushika with your austerities you have won the worlds of the rajarshis. On account of your austerities, you are acknowledged a rajarshi".