The works of Ādi Śaṅkarācārya

Bṛhadāraṇyakopaniṣadbhāṣyam

Avatarika

Avatarika

एवं महाचक्रस्य संवेष्टनमुद्धारं च अभिधाय अथेदानीमुद्धृतचक्रे यथाविहितमन्त्रान् न्यसितुं तन्नाभ्याम् अक्षरन्यासमाह—

In plain words

With the veiling of the Wheel and its unveiling both explained, the text turns to something more practical: now that the wheel has been drawn out in full, where exactly do the mantras go on it? The answer starts at the very center, the hub, and works outward.

Close to the Sanskrit

Thus, having described both the enveloping and the drawing-out of the Great Wheel, now, in order to place the prescribed mantras in the drawn-out wheel, he states the placement of syllables starting from its hub —