iti -- thus; asesha -- of all; samamnaya -- the Vedas; purana -- and Puranas; upanishat -- comprising the confidential mystery; rasah -- the nectar; samuddhritah -- distilled; purva -- in the distant past; jataih -- by those who were born; vyoma -- in the higher regions of the universe; yanaih -- who travel; maha-atmabhih -- saintly persons.

Thus the ancient saints who travel in the upper heavens distilled this nectarean and confidential essence of all the Vedas and Puranas.