Jñanasutra one of the early masters of the Dzogchen lineage.
He was a disciple of Shri Singha and the main teacher of Vimalamitra.
His last testament, which he conferred upon Vimalamitra before passing into the rainbow body, is called the Four Means of Abiding.
Mādhyamaka thought had a major influence on the subsequent development of the Mahāyāna Buddhist tradition.
It is for instance the dominant interpretation of Buddhist philosophy in Tibetan Buddhism and has also been influential in East Asian Buddhist .
Nyingma traditional histories consider their teachings to trace back to the first Buddha Samantabhadra (Güntu Sangpo) and Indian mahasiddhas such as Garab Dorjé, Śrī Siṃha and Jñānasūtra.
Traditional sources trace the origin of the Nyingma order in Tibet to figures associated with the initial introduction of Buddhism in the 8th century, such as Padmasambhava, Yeshe Tsogyal, Vimalamitra, Vairotsana, Buddhaguhya and Shantaraksita.
Nyingma teachings are also known for having been passed down through networks of lay practitioners .
The subject depicted in this thangka is called Guruparampara, a “Line of Teachers.”
It depicts the family tree of Nyingma lineage, as it were, and its function is to indicate a line of descent.
The meaning of this presentation is to show a refuge for believers. It creates a kind of structure with a number of deities and teachers in whom devotees take refuge, because they will help believers in the course of their spiritual development.