Finally he decided to perform 'Tapas' to please Lord Brahma for this, purpose. His young wife was very unhappy on hearing that he had decided to give up the pleasures of the palace and perform 'Tapas'. With tears in her eyes, she tried to persuade her husband to stay back. It can be done after you grow old. But Bhagiratha did not yield to her words.
Duty comes first, and pleasure next.
He argued with her and finally she accepted his decision. Then he left Ayodhya for the forest.