इति गुह्यतमं शास्त्रमिदमुक्तं मयाऽनघ।एतद्बुद्ध्वा बुद्धिमान्स्यात्कृतकृत्यश्च भारत।।15.20।।
iti guhya‑tamam śāstram idam uktam mayā anagha | etat buddhvā buddhimān syāt kṛta‑kṛtyaḥ ca bhārata
Translation
Thus the most secret teaching of the Vedic scriptures has been revealed by Me, O sinless one. By understanding it, one becomes wise and fulfills all that is to be done.
Word Meanings
iti — thus; guhya‑tamam — the most confidential; śāstra‑m — revealed scripture; idam — this; uktam — disclosed; mayā — by Me; anagha — O sinless one; etat — this; buddhvā — understanding; buddhimān — intelligent; syāt — becomes; kṛta‑kṛtyaḥ — the most perfect in his endeavors; ca — and; bhārata — O son of Bharata.
Understanding the Verse
Verse 15.20 serves as a pivotal culmination of the teachings presented in the fifteenth chapter, where Lord Krishna describes the material and spiritual worlds as a banyan tree with its roots above and its branches below. After outlining the transient nature of the perishable world and the eternal essence of the soul, Krishna discloses the "most secret principle" (guhya‑tamam). This phrase underscores that the knowledge being imparted is not merely academic but is the innermost, esoteric wisdom that underlies all other teachings. It is the kernel of spiritual realization that can transform a seeker from a worldly participant into a liberated being.
The term "mayā anagha" (by Me, O sinless one) is a direct address to Arjuna, emphasizing both the compassion of the Divine and the purity of the recipient. Arjuna, who has already renounced personal desire and expressed unwavering devotion, is portrayed as the ideal vessel for receiving this ultimate instruction. By invoking "anagha" (sinless one), Krishna affirms Arjuna's moral and spiritual readiness to assimilate the highest truth without the contamination of ego or attachment.
"Etat buddhvā buddhimān syāt" – "by understanding this, one becomes wise" – highlights the transformative power of cognition. The Sanskrit word "buddhi" connotes discernment, intellect, and the capacity to differentiate the eternal from the fleeting. When the seeker truly internalizes the secret principle, a profound shift occurs: ignorance is replaced by knowledge, and the mind aligns with the immutable reality of the Self. This wisdom is not merely intellectual; it is a lived awareness that informs every action, thought, and intention.
The next clause, "kṛta‑kṛtyaḥ ca bhārata," extends the benefit of this wisdom to practical life. "Kṛta‑kṛtyaḥ" suggests the perfect execution of all duties, both prescribed (kṛta) and spontaneous (kṛtya). In the Gita’s broader context, duty is performed without attachment to results, a principle known as "nishkama karma." By fusing wisdom with selfless action, the aspirant attains a state where external obligations are fulfilled harmoniously with inner tranquility. This dual achievement—enlightenment and flawless conduct—represents the ultimate goal of yogic practice.
Finally, the address "bhārata" situates the teaching within the lineage of the Kuru dynasty, linking Arjuna to the broader human tradition. The implication is that this secret principle is universally applicable, transcending a single individual to benefit all of humanity. It invites every seeker, regardless of caste, creed, or era, to internalize the same wisdom and thereby attain the same liberation. In essence, verse 15.20 encapsulates the Gita’s promise: that the divine revelation of the ultimate truth leads to both spiritual awakening and the flawless performance of one’s worldly responsibilities.


