All together
Bhagavad-gita As It Is
BG Chapters 7 - 12
BG 7.4, Translation and Purport:
Earth, water, fire, air, ether, mind, intelligence and false ego—all together these eight constitute My separated material energies.
The science of God analyzes the constitutional position of God and His diverse energies. Material nature is called prakṛti, or the energy of the Lord in His different puruṣa incarnations (expansions) as described in the Sātvata-tantra: