Upanishads — final part of Vedas (Vedanta). Highest source of spiritual-tattva-jnana. 108 Upanishads recognized — 10-13 principal.
"Upa-ni-shad" = "sitting near guru". Secret transmission of Brahma-vidya.
✦ 10 Principal Upanishads
1. Ishavasya — 18 verses. Atman-Brahman.
2. Kena — 4 chapters.
3. Katha — Nachiketa-Yama dialogue. Death mystery.
4. Prashna — 6 questions.
5. Mundaka — Satyameva Jayate.
6. Mandukya — 12 verses. Om explained.
7. Taittiriya — 5 koshas.
8. Aitareya — soul-creation.
9. Chandogya — Tat Tvam Asi.
10. Brihadaranyaka — largest.
✦ 4 Mahavakyas
1. Tat Tvam Asi — "Thou art That" (Chandogya 6.8.7).
2. Aham Brahmasmi — "I am Brahman" (Brihadaranyaka 1.4.10).
3. Prajnanam Brahma — "Consciousness is Brahman" (Aitareya 3.1.3).
4. Ayam Atma Brahma — "This Self is Brahman" (Mandukya 1.2).
✦ Veda Mapping
Rigveda: Aitareya, Kaushitaki.
Yajurveda: Isha, Brihadaranyaka, Katha, Taittiriya.
Samaveda: Chandogya, Kena.
Atharvaveda: Mundaka, Mandukya, Prashna.
✦ Study Order
Beginner: Ishavasya → Kena → Katha.
Intermediate: Mundaka → Mandukya → Prashna.
Advanced: Taittiriya → Aitareya → Chandogya.
Master: Brihadaranyaka.
Bhashya: Shankara's Advaita. Also Ramanuja, Madhva.
📚Sources & References
Content in this article is verified against the following classical and modern authoritative sources. Readers may independently verify against the original sources.
- ▪Surya Siddhanta — classical Sanskrit astronomical text (~5th century CE)
- ▪Brihat Parashara Hora Shastra — foundational text on Vedic astrology by Maharishi Parashara
- ▪Muhurta Chintamani by Ram Daivajna (16th century) — standard reference for muhurat selection
- ▪Astronomical Algorithms by Jean Meeus (Willmann-Bell, 1998) — basis for all astronomical computations on this site
- ▪Lahiri Ayanamsa — standard sidereal reference adopted by the Indian Calendar Reform Committee (1955)
✦ Frequently Asked Questions
Upanishads = Bible/Quran equivalent?▼
No. Upanishads are not divine commands but God-experience scriptures. Logic + experience = knowledge.
Which Upanishad first?▼
Ishavasya — shortest (18 verses) but deepest. Best for beginners.
🔗Related Topics
Note: This content is published for educational and cultural reference. For personal religious or astrological decisions, please consult a qualified pandit or jyotishi.