This (CC Madhya 9.33) verse from the Brahmanda Purana is found in the Laghu-bhagavatamrta (1.5.354), by Rupa Gosvami. Simply by chanting the name of Krsna once, one can attain the same results achieved by chanting the holy name of Rama three times: 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.