OS LkCur17:6 :ܐܡܪܝܢ ܗܘܝܬܘܢ ܠܛܘܪܐ ܕܢܫܢܐ ܡܢ ܗܡܟܐ ܘܡܫܢܐ ܗܘܐ‏ : you would say to the mountain(!) that it should move from here and it would move
See the entire entry for šny vb. to be different