IshPs 163(17) :ܝܘܢܝܐ܃ ܚܠܦ ܠܥܘܙܐ܃ ܒܪܒܪܝܐ ܐ݁ܡܪ܂ ܗܢܘ܂ ܒܪܒܪܝܐ‏ : the Greek, instead of 'unclearly speaking,' has barbarou, i.e. barbarian
See the entire entry for barbərāy adj. barbarian