P Num35:33 :ܘܠܐ ܬܛܢܦܘܢܗ݀ ܠܐܪܥܐ ܕܥ݁ܡܪܝܢ ܐܢܬܘܢ ܒܗ‏ :
See the entire entry for ṭnp vb. D to pollute