A well known shloka from Brihadaranyaka Upanishad is:

ॐ असतो मा सद्गमय । तमसो मा ज्योतिर्गमय ।।
मृत्योर्मामृतं गमय । ॐ शान्ति शान्ति शान्ति ।।
– बृहदारण्यक उपनिषद् 1.3.28.

om asato mā sadgamaya | tamaso mā jyotirgamaya ||
mṛtyor mā amṛtaṁ gamaya | om śānti śānti śānti ||
 

– bṛhadāraṇyaka upaniṣada 1.3.28

Translation:

Lead Us From the Unreal To the Real |
Lead Us From Darkness To Light ||
Lead Us From Death To Immortality |
OM Let There Be Peace Peace Peace.||

– Brihadaranyaka Upanishad 1.3.28.