一切經音義 13.309

13.309

百筋（居銀反說文肉之力也經或從草或從角誤也）。

A hundred sinews (百筋: [筋 is] ju-yin fan; the Shuowen says: "The strength of the flesh." In the scripture, it is sometimes written with the radical 艹 or the radical 角, which is mistaken).