4.20 Whoever performs actions, renouncing attachment to their fruits and is satisfied with the eternal, i.e., satisfied with his own self, and dependent on none, i.e., devoid of dependence on transient Prakrti (body and external nature) - such a perosn, even though fully engaged in actions, does not act at all. He is engaged in the practice of knowledge under the form of action.

Again, Karma, having the form of knowledge, is examined: