Valmiki Ramayana Ayodhya Kanda Sarga 111 Shloka 31
Original Shlokaअनेन धर्मशीलेन वनात्प्रत्यागतः पुनः। भ्रात्रा सह भविष्यामि पृथिव्याः पतिरुत्तमः।।2.111.31।।
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वनात् from the forest, पुनः again, प्रत्यागतः when returned, धर्मशीलेन of virtuous conduct, अनेन भ्रात्रा सह along with this brother, पृथिव्याः of the earth, उत्तमः supreme, पतिः lord, भविष्यामि I shall become.
On returning from the forest, I shall become the supreme lord of this earth along with this virtuous brother.