Valmiki Ramayana Aranya Kanda Sarga 37 Shloka 13
Original Shlokaरामो विग्रहवान् धर्मस्साधुस्सत्यपराक्रमः। राजा सर्वस्य लोकस्य देवानां मघवानिव।।3.37.13।।
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रामः Rama, विग्रहवान् a personification of, धर्मः dharma, साधुः pious , सत्यपराक्रमः one whose strength is truth, देवानाम् for gods, मघवानिव like Indra, सर्वस्य for all, लोकस्य worlds, राजा king.
Rama is dharma incarnate. He is pious. His strength is truth. He is king of all the worlds like Indra to the gods.