Canto 2 -
Ayodhyā-kāṇḍa
Chapter 85: Bharata Reveals His Intentions to Guha
Text 2.85.14

एवं संभाषमाणस्य गुहस्य भरतं तदा।
बभौ नष्टप्रभः सूर्यो रजनी चाभ्यवर्तत॥

evaṁ sambhāṣamāṇasya guhasya bharataṁ tadā
babhau naṣṭa-prabhaḥ sūryo rajanī cābhyavartata

evam = while; sambhāṣamāṇasya = conversed; guhasya = Guha; bharatam = with Bharata; tadā babhau naṣṭa-prabhaḥ = splendor disappeared; sūryaḥ = the sun’s; rajanī = the night; ca = and; abhyavartata = took over.

While Guha conversed with Bharata, the sun’s splendor disappeared and the night took over.