The works of Ādi Śaṅkarācārya

Chāndogyopaniṣadbhāṣyam

Verse 176

चक्षुरेव ब्रह्मणश्चतुर्थ' पाद स आदित्येन ज्योतिषा भाति च तपति च भा-ति च तपति च कीर्त्या यशसा ब्रह्मवर्च-सेन य एव वेद ॥ ५ ॥

In plain words

The eye itself is the fourth quarter of Brahman. It shines and warms through the light of the sun; and he who knows this shines and warms with fame, glory, and radiant spiritual power.

Close to the Sanskrit

The eye indeed is the fourth quarter of Brahman. That shines with the sun as light, and heats, and shines and heats with fame, with glory, and with spiritual splendour, who thus knows.