रामे Rama, वनम् to forest, प्रव्राजिते was banished, राजा king, सः दशरथः Dasaratha, षष्ठीम् sixth, रजनीम् night, अर्धरात्रे in the middle of the night, कृतम् done in the past, दुष्कृतम् evil deeds, संस्मरन् recalled.

After the banishment of Rama the king spent the sixth night, recalling the evil deed done by him in the past.