Sāṃkhya Kārikā verse 55
तत्र जरामरणकृतं दुःखं प्राप्नोति चेतनः पुरुषः । लिङ्गस्याविनिवृत्तेः, तस्माद् दुःखं स्वभावेन ॥ ५५ ॥tatra jarāmaraṇa kṛtaṃ duḥkhaṃ prāpnoti cetanaḥ puruṣaḥ | liṅgasya avinivṛtteḥ tasmāt duḥkhaṃ svabhāvena ||
tatra - in that place, there; thither, to that place; in that, therein, in that case, on that occasion, under those circumstances, then, thereforejarā - becoming old; the act of becoming old, old age; the act of wearing out, wastingkṛta - done; made; accomplished; performedduḥkha - suffering, pain, sorrowful, uneasiness, trouble, difficultyprāpnoti - to obtain, getcetanā - soul, mind; consciousness, understanding, sense, intelligence; percipient, conscious, sentient, intelligentpuruṣa - contentless consciousness; animating principle; unchanging self; pure consciousness; spirit; a person, man, a human being; peopleliṅgasya - of the subtle bodyavinivṛtti - absence of destructiontasmāt - from that, on that account, thereforesvabhāva - innate or inherent disposition; own condition or state of beingmaraṇa - the act of dying, death