一切經音義 59.324

59.324

堅韌（今作肕同而振反通俗文柔堅曰肕管子曰荕肕而骨強是也）。

堅韌 [firm and pliable] (Nowadays written 肕; the same; pronounced with the fanqie 而振 [rèn]. The Tongsuwen states: "Supple yet firm is called 肕." The Guanzi states: "Sinews supple yet firm, and bones strong," which is this).