धीमतः sagacious, तस्य: his, रामस्य: Rama's, तत्र: there, एवम्: in that way, विलपतः wailing, दिनक्षयात्: due to the ending of the day, मन्दवपुः dim, भास्करः sun's light, अस्तम्: west, उपागतः descended

While sagacious Rama was wailing in that way the day came to an end with the sun descending to the west.