四镜 (四鏡) sì jìng

sì jìng set phrase four kinds of mirror
Domain: Buddhism 佛教 , Subdomain: Chinese Buddhism 中国佛教
Notes: Refers to the four kinds of mirror mentioned in the Treatise on the Awakening of Faith in the Mahāyāna 《大乘起信論》: 1. 如實空鏡 empty mirror, 2. 因薰習鏡 influencing mirror, 3. 因薰習鏡 mirror free from defiled objects, 4. (Aśvaghoṣa and Hakeda 2006, p. 47; FGDB '四鏡'; T 1666)