IshEz 43(24) :ܐܬܡܬܚ ܕܝܢ ܙܒܢܐ ܕܢܒܝܘܬܗ ܥܣܪܝܢ ܘܬܡܢܐ ܫ̈ܢܝܢ‏ : the period of his prophecy lasted for twenty eight years
See the entire entry for mtḥ vb. to stretch, pull, extend