Karika 65

From such special knowledge, by restraining the flow, by gaining understanding, by detaching from seven types of forms, purusha looks at prakriti like a spectator, seated undisturbed.

Once Purusha gains the special knowledge, the 'kevalam-jñānam', he gains the ability to detach himself from deformative forms of Prakriti. Then he sees only Prakriti and not its deformations.