Rāmānujaon Brahma Sūtra 2.1.37

As all those attributes required to constitute causality which have been or will be shown to be absent in the Pradhâna, the atoms, and so on, can be shown to be present in Brahman, it remains a settled conclusion that Brahman only is the cause of the world. Here terminates the adhikarana of 'that which has the nature of depending on a motive.'