Patanjali Yoga Sutra Transcribed from Parisamvad at The Yoga Institute.Chapter 2, Sutra 27Patanjali Yoga Sutra 2.27Tasya Saptadha Prantabhumih PrajnaTasya: to one Saptadha: sevenfold Pranta: final Bhumih: stage, level Prajna: discrimination, insightFor Him There Is Advancement To The Highest In The Seven Stages Of KnowledgeListen to the audio:Check this out on ChirbitSmt. Hansaji J Yogendra:

"This is the final culmination of the state of a person. Now the point is that the person has reached the Rutumbara state where only pure knowledge exists. Everything else is gone. Then there is Vivek Khyati, he is remaining in Aviplava state, in the state throughout. Nothing can disturb that state. And now his Chitta is going to uplift. And these are the seven stages in which a person, step-by-step is releasing or uplifting himself.