Canto 2 -
Ayodhyā-kāṇḍa
Chapter 37: Rāma, Lakṣmaṇa and Sītā Wear Clothes of Bark
Text 2.37.29

न हि तद्भविता राष्ट्रं यत्र रामो न भूपतिः।
तद्वनं भविता राष्ट्रं यत्र रामो निवत्स्यति॥

na hi tad bhavitā rāṣṭraṁ yatra rāmo na bhūpatiḥ
tad vanaṁ bhavitā rāṣṭraṁ yatra rāmo nivatsyati

na hi = never; tat = the place; bhavitā = will be; rāṣṭram = a kingdom; yatra = where; rāmaḥ = Rāma; na = is not; bhūpatiḥ =  the king; tat = the; vanam = forest; bhavitā = will be; rāṣṭram = a kingdom; yatra = where; rāmaḥ = Rāma; nivatsyati = resides.

The place where Rāma is not the king will never be a kingdom. The forest where Rāma resides will be a kingdom.