IshGen 21:1 :ܐܝܟ ܕܐܝܬܘܗܝ ܟܝܢܗܘܢ ܡܬܝܕܥܢܐ܃ ܙ݁ܕܩ ܕܐܦ ܡܬܝܕܥܢܐܝܬ ܢܣܟܠ ܥܠܝܗܘܢ‏ : inasmuch as their nature is intellectual, it is proper that we, too, explain them through intellect
See the entire entry for meṯyaḏˁānāˀīṯ adv. by intellect