Episode 17 - Dharan, Dhyan ,Samadhi - Vibhuti Pada

Episode 20 - Acceptance of mind -Kaivalya Pada

Kaivalya Pada: 4-17: An object is known or unknown depending on the degree to which the mind accepts it.

Episode 19 - Siddhis are born of practices - Kaivalya Pada

Kaivalya Pada 4:1 Siddhis are born of practices performed in previous lives, or of the ingestion of certain herbs, or by the repetition of certain mantras, or by pain-enduring tapasya(self-denial), or by samadhi (oneness with God)

Episode 18 - Samyama on the Chakras - Vibhuti Pada

Vibhuti Pada 3:30: Samyama on the navel plexus gives knowledge of the body's constitution.

Episode 17 - Dharan, Dhyan ,Samadhi - Vibhuti Pada

Discussing last three limbs of Ashtanga Yoga

Episode 16 - Third Limb of Ashtanga Yoga - Sadhana Pada

Sadhana Pada: Verse 46 Asana (the third "limb" of Ashtanga Yoga) means to be seated in a firm, pleasant, and relaxed position.