Valmiki Ramayana Kishkindha Kanda Sarga 3 Shloka 15
Original Shlokaउभौ योग्यावहं मन्ये रक्षितुं पृथिवीमिमाम्। ससागरवनां कृत्स्नां विन्ध्यमेरुविभूषिताम्4.3.15।।
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उभौ both, अहम् I, इमाम् this, ससागरवनाम् with seas and forests, विन्ध्यमेरुविभूषिताम् adorned with mountains of Vindhya and Meru, कृत्स्नाम् entire, पृथिवीम् earth, रक्षितुम् to rule, योग्यौ fit, मन्ये I think
'To me, you both deserve to rule the entire earth encompassed by seas and forests and adorned with mountains like Vindhya and Meru.