Ps-Clem Recogs 3.166:27 :ܕܗܕܐ ܕܝܢ ܣܟܠܘܬܐ ܐܡܗ݀ ܐܝܬܝܗ ܠܐ ܝܕܥܬܐ ܕܥܠ ܐܠܗܐ‏ : the mother, then, of this foolishness is ignorance about God
See the entire entry for ˀem, ˀemmā n.f. mother