South Site, Cave 2, Saptasatika prajnaparamita sutra, a-1a
南响堂第二窟《文殊师利所说般若婆罗蜜经》a-1a
South Site | Cave 2
Northern Qi (550-577) | Buddhist Sutra
Volume 1 Figure 2:1 in book Xiangtangshan shiku beike tiji zonglu by Zhang Lintang and Xu Peilan
152.1