Verse 19

तस्यासावेकपुत्रोऽभूत्कचो देवगुरोरिव ।तेन सार्धं स पुत्रेण नीतवाञ्जीवितं वने

In plain words

He had this one son, like Kaca to the preceptor of the gods; together with that son he led his life in the forest.