P Dt9:27 :ܠܐ ܬܬܦܢܐ ܥܠ ܩܫܝܘܬܗ ܕܥܡܐ ܗܢܐ܂ ܘܒܥܘܠܗ ܘܒܚ̈ܛܗܘܗܝ‏ : do not pay attention to this people's stubbornness, its crime, or its sins
See the entire entry for qašyū, qašyūṯā n.f. hardness