। ॥ ७९८ ॥
In plain words
That one thought shaped by the partless, lit through by the reflected light of consciousness, taking as its object nothing whatever but the supreme Brahman, which is not other than your own Self —
Close to the Sanskrit
That mental mode having the form of the undivided, accompanied by the reflection of consciousness, having made only the supreme Brahman — not different from the Self — its object,