Verse 15.6 provides a stunning astrophysical and theological description of the Supreme Abode (Satlok), contrasting it directly with the temporary universe ruled by the speaker of the Gita (Kaal Brahm). This verse contains a profound linguistic and structural clue that exposes the cosmic history of the speaker himself.

I. The Self-Luminous Nature of Satlok

The verse describes the Supreme Abode as a place where "neither the sun can illuminate that place, nor the moon, nor fire."

• Beyond Material Physics: The 21 universes of Kaal Brahm operate purely on physical elements. Here, light requires fuel (stars, celestial bodies, or fire). In contrast, Satlok exists on a completely different spiritual dimension. It is self-luminous, radiant with the inherent light of the Purna Parmatma (Supreme God), requiring no external, perishable source of energy.

II. Untangling the Translation Error: "My Abode" vs. "Superior Abode"

A massive theological breakthrough occurs when analyzing the phrasing used by popular commentators who translate this line as "That is my supreme abode."

• The Eviction of Kaal Brahm: If we take the literal word of these translators that Satlok is the speaker’s supreme abode, it reveals a hidden cosmic history. The speaker is currently residing in and ruling over this lower, perishable lok. If Satlok is his true home, it means he has been cast out or expelled from that supreme realm.
• The Hidden Contrast: Because the speaker (Kaal Brahm) was ejected from Satyalok, he explicitly acknowledges its superiority. He points toward it to signal that even his own ultimate origin lies there, yet it remains completely separate from and far superior to the universe (lok) he traps the individual souls in today.

III. The Final Separation of Realms

The text concludes by reinforcing that Satlok is "superior to my lok; having gone where one does not return."

The Ultimate Truth: This solidifies the core message of Chapter 15. The speaker's universe is a realm of birth, death, decay, and cyclical bondage. Satlok is the absolute opposite - a sanctuary of permanent liberation.

Connecting back to Verse 4: This cosmic separation explains why the speaker declared in Verse 4: "I am in the refuge of that same Primeval Supreme God." The speaker himself is subservient to the Purna Parmatma (Supreme God) and admits that ultimate salvation can only be achieved by looking past his own boundaries and seeking shelter in the root of the entire cosmic tree.