Vaisesika Sūtra 4.2.07

अनियतदिग्देशपूर्वकत्वात् ॥७॥

aniyatadigdeśapūrvakatvāt ॥7॥

[अनियत-दिक्-देश-पूर्वकत्वात् (aniyata-dik-deśa-pūrvakatvāt) - due to indeterminate direction and location;]

Because of indeterminacy in direction and location (of the ātman).