AphDem1.7:2 :ܫܬܐܣܬܐ ܕܝ݂ܢ ܗܝ ܗܝ ܫܘܪܝܐ ܕܟܠܗ ܒܢܝܢܐ‏ : a foundation is the beginning of every structure
See the entire entry for šūrāy, šūrāyā v.n.D beginning