The works of Ādi Śaṅkarācārya

Bṛhadāraṇyakopaniṣadbhāṣyam

Verse 55

दिवश्चैनमादित्याच्च दैवं मन आवि-शाति तद्वै दैवं मनो येनानन्द्येव भवत्यथो न शोचति ॥ १९ ॥

In plain words

The divine mind enters this person from heaven and from the sun. That indeed is the divine mind, through which one overflows with joy and ceases to grieve.

Close to the Sanskrit

And from heaven and from the sun the divine mind enters this one. That indeed is the divine mind, by which one becomes joyful indeed, and then does not grieve.