The Bhagavad Gita - Chapter 13.31
The Yoga of Discriminating the Field and the Knower of the Field
Because this supreme self, imperishable, without beginning or qualities,
Neither acts nor is tainted,
Even though embodied, O Son of Kuntī,
from having no beginning and from absence of guṇas
Supreme Self this, imperishable,
śarīrastho ‘pi lipyate
not it acts, not it is befouled.
This imperishable supreme Self
Is beginningless and without qualities;
Even though situated in the body, Arjuna,
It does not act, and is not tainted.
anāditvat (n. abl. sg.), from having no beginning, from beginninglessness.
nirguṇatvāt (n. abl. sg.), from absence of guṇas, from guṇalessness.
paramātmā (m. nom. sg.), Supreme Self.
ayam (m. nom. sg.), this.
avyayas (m. nom. sg.), imperishable, eternal.
śarīrasthas (m. nom. sg.), situated in the body, abiding in the body.
api, even, also.
kāunteya (m. voc. sg.), Son of Kuntī, epithet of Arjuna.
karoti (3rd sg. pro indic. act. √kṛ), he acts, it acts.
lipyate (3rd sg. pr. indic. passive √lip), it is smeared, it is stained, it is polluted, it is befouled.