One must approach a particular type of guru to execute a particular type of duty. Therefore although Visvarupa was inferior to the demigods, the demigods accepted him as their guru to conquer the demons: Revision history
Diff selection: Mark the radio buttons of the revisions to compare and hit enter or the button at the bottom.
Legend: (cur) = difference with latest revision, (prev) = difference with preceding revision, m = minor edit.