Parasu ramudu

On their return, suddenly darkness came and everyone fainted except Dasaratha and his family and sages.Then appeared Parasurama.Vasishta and aother sages prayed him.Parasurama brought great bow along with him. I t was Vishnu Dhanush.He addressed Rama that he had heard about how Rama broke Shiva Dhanush.So now he demanded that Rama break up this Vishnu Dhanush also. Later they would fight duel.

Dasaratha was afraid that Rama might come to harm in that duel.SO he requested Viswamitra to gain control over his emotions.Parasurama was talking to Rama only. In the past there was fight between Vishnu and Shiva.Then Viswakarma made two special bows and gave them .Shivas bow stuck up and could not be used. So Shiva gave it toDevarathudu.THat bow was now broken by Rama.