鬼窟裏 guǐ kū lǐ

guǐ kū lǐ phrase inside a ghost cave; in an unhealthy mental state
Domain: Buddhism 佛教 , Subdomain: Chan
Notes: Quote: a Chan metaphor, for example, in koan 5 of 碧巖錄 “Blue Cliff Record” (retranslated from Ch’ung-hsien, K’o-ch’in, and Thomas F. Cleary trans. 1998, p. 38; T 2003, Scroll 1; FGDB '鬼窟裏')