The works of Ādi Śaṅkarācārya

Chāndogyopaniṣadbhāṣyam

Verse 73

अथावृत्तेषु द्यौर्हिंकार आदित्य प्रस्तावोऽन्तरिक्षमुद्गीथोऽग्नि प्रतिहार पृथिवीनिधनम् ॥ २ ॥

In plain words

Now, in the reverse order: the sky is the hiṃkāra, the sun is the prastāva, the atmosphere is the udgītha, fire is the pratihāra, and the earth is the concluding nidhana.

Close to the Sanskrit

Now, in the reversed ones: the sky is the hiṃkāra, the sun is the prastāva, the atmosphere is the udgītha, fire is the pratihāra, the earth is the nidhanam.