Bhagavad Gita Chapter 8
Part 4: Bhagavad Gita Chapter 8
avyaktād vyaktayaḥ sarvāḥ prabhavanty aharāgame rātryāgame pralīyante tatraivāvyakta-saṃjñake
From the unmanifest, all living entities come into being at the beginning of Brahma's day. With the coming of Brahma's night, they dissolve into the same unmanifest.