CPA IIPet1:10 :ܗܠܝܢ ܓܪ ܟܕ ܬܗܘܢ ܥܒ̈ܕܝܢ ܠܝܬܬܘܢ ܫܪ̈ܥܝܢ ܠܥܠܡ‏ : for when you do these things you will never fail
See the entire entry for šrˁ vb. to slip