The Nairan~ja^na river in the Indian state of Biharu which runs near Buddhagaya （佛陀伽耶） eventually emptying into the Ganges. After practicing six years of fruitless austerities， Gautama renounced asceticism， bathed in this river， and received nourishment from a local young maiden. He subsequently sat down and delved into the concentration which led to his enlightenment.