續一切經音義 7.108

7.108

擗地（上房益反字林云擗撫擊也爾雅云擗撫心也郭注云謂椎胸也）。

擗地 [Beating the ground]: The upper [character] has the fanqie 房益 (fáng + yì = pì); the Zilin says, “擗 means to pat and strike.” The Erya says, “擗 means to beat one's heart”; Guo's commentary says, “It means beating the chest.”