Syr-RomLaw.63.21 :ܘܝܗܒܘ ܦܬܝܐ ܝܕܝܥܐ ܒܡܫܘܚܬܐ ܠܫܩ̈ܩܐ܂ ܡܛܠ ܫܓܪ̈ܐ ܕܡܝ̈ܐ ܘܡܛܠ ܢܘܗܪ̈ܐ ܕܒ̈ܬܐ‏ : they assigned a fixed measurement for the alleyways, on account of the water-drains and lighting for the houses
See the entire entry for šḡār, šḡārā v.n. heating