Dhrubo.

King Uttampad has shortage of nothing but he has no child. His devotee wife Suniti Devi worships Vishnu. Suniti herself arranged another marriage for her husband with a beautiful princess. But the princess could not provide any child to the king. Queen Suniti left the palace and went into the jungle. One day Uttampad in his way to the jungle takes shelter in Suniti's place. After a long time queen Suniti met her husband and she gave birth to a son, named Dhruba. Dhruba worships Lord Vishnu and the God appears to him.