Syr-RomLaw.8.2 :ܐܢ ܦܩ݁ܕ ܢܡܘܣܐ ܕܣܘܓܐܐ ܕܩܢܝܢܐ ܕܩܢ݁ܐ ܓܒܪܐ܂ ܢܪܦܐ ܒܕܝܐܬܝܩܝ ܠܓܛܘܢ܂ ܦܩ݁ܕ ܢܡܘܣܐ ܕܢܪܦܐ܃ ܥܕܡܐ ܠܬܫ̈ܥ ܐܘܢܩ̈ܝܣ ܕܩܢܝܢܗ‏ : if the law has commanded that the majority of the property that a man has acquired he must leave through a testamentary legacy, the law has commanded that he leave it up to nine ounces of his property
See the entire entry for rpy vb. to be lax