大般涅盘经 dàbānnièpánjīng Mahaparinirvana Sutra
The Mahaparinirvana Sutra (Mahāyāna Mahāparinirvāṇa Sūtra), also known as the Nirvana Sutra, a major Mahayana Buddhist text translated by Dharmaksema in 421; it emphasizes the importance of religious discipline and the eternal nature of the Buddha-nature in all living beings, and influenced the development of East Asian Buddhism.