Dudjom Lingpa

The skepticism was because, despite not studying under any established Buddhist teachers of his time, he claimed to receive teachings on meditation and spiritual practice directly from non-physical masters like Guru Rinpoche and Yeshe Tsogyal, as well as Bodhisattvas such as Avalokitesvara and Manjushri.

[2] Today, his teachings of the Dudjom Tersar and his literary works, especially those on non-meditation Dzogchen, are highly regarded within the Nyingma school tradition of Tibetan Buddhism.

[1] His deeply popular cycle of Chöd practices on the black wrathful female deity Tröma Nagmo, a form of Vajravarahi,[4] resulted from a series of visions of and transmissions from Machik Labdron and Padampa Sangye.

[6] The text also tells of how the Buddha nature, the heart of awareness, is utterly pure and lucid and constitutes the very life essence of all things, both samsaric and nirvanic.

"[8] The practitioner of this spiritual path is urged to strive for obtaining of an ultimate all-knowingness which transcends time: Hold this to be the most excellent key point - to practice with intense and unflagging exertion until you attain supreme timeless awareness [jnana], which is total omniscience.