The Chandogya Upanishad comprises the final eight chapters of the Chandogya Brahmana from the Sama Veda. It is the second largest among the principal Upanishads, offering profound insights that can eliminate our doubts and ignorance, guiding us towards a clearer understanding of the Self. Any dedicated student of Vedanta who cannot study this Upanishad in Sanskrit should not overlook this book, as it features the text in Devanagari, along with a clear and faithful translation, insightful commentary, and relevant notes and references. All these elements significantly aid the reader in easily grasping the profound themes presented.