洞山说心说性 (洞山說心說性) dòngshān shuō xīn shuō xìng

dòngshān shuō xīn shuō xìng set phrase Dongshan explains mind and explains nature
Domain: Buddhism 佛教 , Subdomain: Chan School , Concept: Koan 公案
Notes: Name of a koan by 洞山 Dongshan (FGDB '洞山說心說性')