IshIsa 20:22 :ܒܢ̈ܬ ܩܠܐ܃ ܙܡܡ̈ܐ ‍{‍ܘܨܨ̈ܠܬܐ‍}‍‍<‍ܘܨ̈ܠܠܬܐ‍>‍ ܘܢܥܡ̈ܬܐ ܕܡܬܝ̈ܠܕܢ ܡܢ ܥܘܡܩܐ ܕܫܠܝܘܬܐ ܘܨܕܝܘܬܐ ܕܚܘܪܒܐ‏ : echoes: the hummings, noises, and sounds that develop from the the depth of the silence and desiccation of the wasteland
See the entire entry for ṣlallā, ṣlaltā n.f. noise, clattering