Verse 3

यत्तदप्यमृतं ब्रह्म सर्वव्यापि निरामयम् ।चिदाभासमनन्ताख्यमनादि विगतभ्रमम्

In plain words

That same thing, the immortal Brahman — all-pervading, free of blemish, radiant with the very shining of consciousness, called the Infinite, beginningless, free of all confusion —