IshPs 11(12) :ܬܚܘܝܬܐܝܬ ܐܡܪܝܢ܃ ܕܐܟܙܢܐ ܠܡ ܕܠܘ ܗܠܝܢ ܕܡܬܚ̈ܙܝܢ ܐܝܬܝܗܝܢ ܐܬܘ̈ܬܐ ܣܦܪ̈ܢܝܬܐ ܐܠܐ ܣܘܟܠܝܗܝܢ ܕܗܠܝܢ‏ : by way of example they say it is like that text markings are not themselves tangible objects only signifiers of them
See the entire entry for taḥwīṯāˀīṯ adv. giving an example