The Mahabharata of Krishna-Dwaipayana Vyasa…
“ SECTION CCCII "'Yudhishthira said, "O king thou hast duly propounded unto me, in the way in which it should be, the path of Yoga which is approved by the wise, after the manner of a loving preceptor unto his pupil. I ask now about the principles of the Sankhya philosophy. Do thou discourse to me on those principles in their entirety. Whatever knowledge exists in the three worlds is known to thee!""'Bhishma said, "Listen now to what the subtile principles are of the followers of the Sankhya doctrine have been established by all the great and puissant Yatis having Kapila their first. ”
