Shravani says many enlightened person is said to die willingly mostly in a state of meditation samadhi. Do the descended identify with both mind or body it's just the body yes we come across such instances many many times I myself seeing this again and again and again so it is not uncommon but again it's not necessary.
Swami Sarvapriyananda teaches Chapter 6 (Verses 16-19) of the Bhagavad Gita. In this series of talks, Swami Sarvapriyananda unfolds the highest truths of Vedanta through the study of the Bhagavad Gita (The Song of God).