Addai.21.9 :ܓܘܢܚܐ ܪܒܐ ܕܗܘ݂ܐ ܗܘܐ ܒܗ݀ܘ ܥܕܢܐ ܕܙܩܝܦܘܬܗ‏ : the great miracle that came to pass at the time of His crucifixion
See the entire entry for *gŭnuḥ, gunḥā n.m. stupendous deed; terror