[3][4] Well-known koans in the collection include A Cup of Tea (1), The Sound of One Hand (21), No Water, No Moon (29), and Everything is Best (31).
The Gateless Gate (Mandarin: 無門關 Wúménguān; Japanese: 無門関 Mumonkan), more accurately translated as The Gateless Barrier, is a collection of 48 Chan (Zen) koans compiled in the early 13th century by the Chinese Zen master Wumen Huikai (無門慧開; Japanese: Mumon Ekai; 1183–1260).
Ten Bulls or Ten Ox Herding Pictures (十牛; Japanese: jūgyū, Chinese: shíniú) is a series of short poems and accompanying pictures used in the Zen tradition to illustrate the stages of a practitioner's progression towards the purification of the mind and enlightenment,[web 1] as well as his or her subsequent return into the world while acting out of wisdom.
It is also found in the Mahāyānasūtrālaṅkāra of Maitreyanātha, which shows considerable similarity in arrangement and content to the Bodhisattva-bhūmi-śāstra.
Cast as a discourse between the god Shiva and his consort Devi or Shakti, it briefly presents 112 meditation methods or centering techniques (dharanas).