रागद्वेषसमुत्थेन भावाभावमयेन च ।जरामरणरोगेण जीर्णा जङ्गमजातयः
In plain words
The moving classes of beings grow decrepit through the disease of old age and death -- a disease arisen from rāga and dveṣa, attachment and aversion, and made of bhāva and abhāva.