IVMac2:20 :ܐܠܘ ܓܝܪ ܠܐ ܡܨ݂ܐ ܗܘܐ ܪܥܝܢܐ ܠܡܚܣܢ ܠܚܡܬܐ݂‏ : had the mind not be able to resist the anger
See the entire entry for ḥsn vb. to be strong