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Chapter 15 Verse 12
15.12
यदादित्यगतं तेजो जगद्भासयतेऽखिलम् | यच्चन्द्रमसि यच्चाग्नौ तत्तेजो विद्धि मामकम् ||१२||

Yad-aaditya-gatam tejo jagad-bhaasayate'khilam | yach-chandramasi yach-chaagnau tat-tejo viddhi maamakam ||12||

Translation

The splendor of the sun, which illuminates the entire world, and which is in the moon and in fire — know that splendor to be Mine.

Word-by-Word Meaning

यत्

which

आदित्य-गतम्

in the sun

तेजः

splendor

जगत्

the whole world

भासयते

illuminates

अखिलम्

entirely

यत्

which

चन्द्रमसि

in the moon

यत्

which

also

अग्नौ

in fire

तत्

that

तेजः

splendor

विद्धि

know

मामकम्

from Me

Commentary

Commentary

With this verse, Krishna begins to reveal His all-pervading presence in the material world. Having described the tree of material existence and the nature of the soul, He now shows how the Divine is present in everyday phenomena that every person can observe.

The sun illuminates the entire solar system — without it, no life on earth would be possible. The moon illuminates the night and nourishes plant life through its cooling rays. Fire provides heat, cooks food, and enables the functioning of industry and civilization. Krishna says: all of this light, all of this energy — it comes from Me.

This is not merely a poetic claim. The Brahma Samhita describes the sun as the eye of the Supreme Lord. The Bhagavad Gita itself (10.21) states that among luminaries, Krishna is the radiant sun. The Vedic understanding is that the material energy, including all light and heat, originates from the spiritual energy of the Supreme.

Every person, regardless of their spiritual development, can observe the sun rising each morning. Krishna invites us to see His presence in that very experience. The warmth of fire, the glow of moonlight, the brilliant light of the sun — all of these are direct manifestations of divine energy. If the sun, the moon, and fire were to cease functioning, life as we know it would end. They are sustained by the will of the Supreme.

This understanding transforms one’s relationship with nature. The sunrise is no longer merely a physical event — it is a daily reminder of the divine presence that sustains all of existence. For the devotee, every sunrise is an act of grace.

Frequently Asked Questions

What does Bhagavad Gita 15.12 mean?
The splendor of the sun, which illuminates the entire world, and which is in the moon and in fire — know that splendor to be Mine.
What is the Sanskrit text of Bhagavad Gita 15.12?
The original Sanskrit verse is: Yad-aaditya-gatam tejo jagad-bhaasayate'khilam | yach-chandramasi yach-chaagnau tat-tejo viddhi maamakam ||12||
What are the key themes of this verse?
This verse explores: supreme person, divine splendor, sun, moon, fire, omnipresence.
supreme persondivine splendorsunmoonfireomnipresence

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