Whatever is stated within the Puranas, Mahabharata and Ramayana is self-evident. There is no need for interpretation. The Bhagavad-gita is also within the Mahabharata: 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.