Per Samkhya Karika (18) Purushas are many because birth, death and actions are specific to individuals, because many simultaneous tendencies or modifications are impossible in one individual and because modifications arising from the three gunas are various.
Birth and death are corporeal properties. The body suffers bhoga (i.e. experiences pleasure and pain), the bhokta (one who experiences) of which must be a single entity for bhoga arising from one particular body. Since there are many bodies or experiential beings, each must have a distinct bhokta. Therefore bhokta Purushas are many. Continue reading “Why the Absolute Knower (Purusha or Atman) are many according to Samkhya?”