JS_Elijah 1:577 :ܟܲܕ ܒܵܥܘܽܬܸܗ ܒܪܼܝܫ ܠܸܫܵܢܸܗ‏ : when his prayer was on the tip of his tongue [i.e., had hardly left his mouth]
See the entire entry for rēš, rēšā n.m. head; top; chief