Bhagavad Gītā Chapter Three verse 8

niyataṃ kuru karma tvaṃ karma jyāyo hyakarmaṇaḥ |
śarīrayātrāpi ca te na prasiddhyed akarmaṇaḥ ||

karman - action

Commentaries and Reflections

TKV Desikachar:

The movement of life is a pilgrimage of the body
and cannot be accomplished without action.