Brahman is the one Self in all.
Moreover,
अविभक्तं च भूतेषु विभक्तमिव च स्थितम् ।
भूतभर्तृ च तज्ज्ञेयं ग्रसिष्णु प्रभाविष्णु च ॥ १६ ॥
avibhaktaṃ ca bhūteṣu vibhaktamiva ca sthitam .
bhūtabhartṛ ca tajjñeyaṃ grasiṣṇu prabhāviṣṇu ca .. 16 ..
Read the commentary
It is undivided in the different bodies, It is one like the akasa. Still, it appears to be different in all the different bodies, inasmuch as It manifests Itself only in the bodies.
Brahman is the Cause of the Universe.
The Knowable supports beings during sthiti, the period of sustenance of the Universe; and It devours them at pralaya, i.e., at the time of dissolution. It generates them at the time of utpatti, the origin of the Universe, just as a Rope gives rise to an illusory snake.
Brahman is the Illuminator of all.
(Objection) :—If the Knowable, though existing everywhere, is not perceived, then It is but darkness (Tamas).
(Answer) :—No,—What then?—
Moreover :