闭黑关修行

闭黑关修行是在完全没有光线的空间中进行的精神静修，是藏传佛教和苯教的一种修行方法。 暗闭的持续时间从几个小时到几十年不等。暗闭也是一种有條件的修行，只有有經驗的修行者在适当的指导下才能进行。

参考文献

• Allione, Tsultrim (2000). Women of Wisdom. (Includes transcribed interview with Namkhai Norbu) Source: [http://www.khandro.net/book-womenofwisdom.htm] (accessed: November 15, 2007)
• Dymakova, Silvie (2014) Week in the darkness.[https://www.youtube.com/watch?v=nhikzbGop20]

Lowenthal, Martin (2003) Dawning of Clear Light: A Western Approach to Tibetan Dark Retreat Meditation*

• Hatchell, Christopher (2014), Naked Seeing The Great Perfection, the Wheel of Time, and Visionary Buddhism in Renaissance Tibet, Oxford University Press

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