IshExod 53:21 :ܐܦ ܢܛܦܬܐ ܗܪܟܐ ܠܘ ܗܕܐ ܕܡܫܝܓܝܢ ܒܗ݀܂ ܐܠܐ ܠܕܘܥܬܐ ܕܐܣܛܩܛܐ ܩ݁ܪܐ‏ : also here n' is not the one that they wash with but rather what he calls myrrh-oil
See the entire entry for nṭāp̄ā, nṭāp̄tā n.f. myrrh-oil