Sǐxīn Wùxīn 死心悟新

Northern-Sòng Línjì Huánglóng-line master (1043–1114). Hào Sǐxīn 死心 (“Dead Mind”). Dharma-heir of Huánglóng Zǔxīn 黃龍祖心. Third master of the Huánglóng sub-lineage as enumerated in the Huánglóng sìjiā lù 黃龍四家錄.