Chapter 4 Verses 19

19. He whose undertakings are all devoid of desires and (selfish) purposes, and whose actions have been burnt by the fire of knowledge,—him the wise call a sage.

Chapter 4 Verses 18

18. He who seeth inaction in action and action in inaction, he is wise among men; he is a Yogi and performer of all actions.

Chapter 4 Verses 17

17. For, verily the true nature of action (enjoined by the scriptures) should be known, also (that) of forbidden (or unlawful) action, and of inaction; hard to understand is the nature (path) of action.

Chapter 4 Verses 16

16. What is action? What is inaction? As to this even the wise are confused. Therefore, I shall teach thee such action (the nature of action and inaction), by knowing which thou shalt be liberated from the evil (of Samsara, the world of birth and death).

Chapter 4 Verses 15

15. Having known this, the ancient seekers after freedom also performed actions; therefore, do thou perform actions as did the ancients in days of yore.