The works of Ādi Śaṅkarācārya

Bṛhadāraṇyakopaniṣadbhāṣyam

Verse 1

पूर्णमदः पूर्णमिदं पूर्णात्पूर्णमुदच्यते ।पूर्णस्य पूर्णमादाय पूर्णमेवावशिष्यते ॥

In plain words

That is infinite, this is infinite. From the infinite, the infinite arises. Subtract the infinite from the infinite, and the infinite alone remains.

Close to the Sanskrit

That is full, this is full; from the full, the full is produced. Taking the full of the full, the full alone remains.