ApocBar 73:2 :ܘܗܝ݁ܕܝܢ ܐܣܝܘܬܐ ܬܗܘܐ ܢܚ݁ܬܐ ܒܛܠܠܐ܂ ܘܟܘܪܗܢܐ ܢܬܪܚܩ‏ : then shall healing come down in the dew and sickness go far away
See the entire entry for ˀāsyū, ˀāsyūṯā n.f. healing