LSt.5:14 :ܡܫܝ̈ܓܢܝ ܠܒܐ ܡܢ ܟܠ ܥܝܝܩܘܬܐ‏ : that cleanse the heart of all sadness
See the entire entry for ˁayyīqū, ˁayyīqūṯā n.f. sadness