Sankaracarya's Vivekachudamani 451

स्वमसङ्गमुदासीनं परिज्ञाय नभो यथा ।

न श्लिष्यति च यत्किंचित्कदाचिद्भाविकर्मभिः ॥

svamasaṅgamudāsīnaṃ parijñāya nabho yathā |

na śliṣyati ca yatkiṃcitkadācidbhāvikarmabhiḥ ||

(Sankaracarya's Vivekachudamani 451)

Being unattached and indifferent like the sky, one who is realized is never concerned in the least about the actions yet to be performed.

If we see the sky and earth from a distance, it will look attached together but it isn't. A blazing fire is visible by its exhibition of heat and light; similarly, when the living entity within the heart becomes enlightened with full spiritual knowledge and detached from the material world, he burns up his material covering of the five elements—earth, water, fire, air and sky—and becomes free from the five kinds of material attachments, namely ignorance, false egoism, attachment to the material world, envy and absorption in material consciousness. (