續一切經音義 3.51

3.51

臏割（上蒲忍反大戴禮云人生暮而臏生然後行也說文云臏膝骨也尚書傳曰决關梁踰城郭略而盜者其刑臏顧野王曰斷足之刑也即呂刑䠊刑之類也或從骨作𩪯下古達反爾雅曰割裂也切韻云剝截也從刀害聲也）。

Amputating the kneecap (臏割: the first character has the fanqie 蒲忍 [pu + ren / bìn]. The Da Dai Liji says: "Human beings develop their kneecaps in late infancy and only then can walk." The Shuowen says: "The kneecap bone." The Shangshu zhuan says: "Those who breach passes and bridges, scale city walls, or pillage and rob, their punishment is kneecap amputation." Gu Yewang says: "The punishment of severing the feet; that is, the category of foot-amputation in the Marquis of Lü's penal code." It is also written with the radical 骨 [bone] as 𩪯. The second character has the fanqie 古達 [gu + da / gē]. The Erya says: "'割' means to sever." The Qieyun says: "To peel and cut off; formed from 刀 [knife] with 害 as the phonetic component.")