AGnEx 143.15 :ܗܘܬ ܕܝܢ ܗܕܐ܃ ܠܕܘܚܠܐ ܕܡܨܪ̈ܝܐ݂܂ ܘܠܠܘܒܒܐ ܕܥܒܪ̈ܝܐ‏ : this was for frightening the Egyptians and encouraging the Hebrews
See the entire entry for duḥḥāl, duḥḥālā v.n.D terrifying