He pledged that he will not return to his capital without Rukmini. But he was defeated by Krishna's army. Rukmi kept his promise by constructing another capital for Vidarbha, to the west of Kundinapuri called Bhojakata.
He swore that he would not leave his capital unless Rukmini accompanied him. Unfortunately, he was defeated by Krishna's army. To keep his word, Rukmi constructed a new capital for Vidarbha, located to the west of Kundinapuri, and named it Bhojakata.