LSt.65:9 :ܕܢܛܘܪܘܬ ܚܘܠܡܢܐ ܒܕܡ̈ܝܵܝܐ܂ ܘܕܚܘܩܘܬ ܟܘܪܗܢܐ ܒܣܩܘ̈ܒܠܝܐ‏ : preservation of health with like things and repulsion of illness with opposing things
See the entire entry for saqquḇlāy adj. antithetically opposite