AphDem8.159:16 :ܐܘܡܝ ܠܝܘܣܦ ܒܪܗ ܘܐܡ݂ܪ ܠܗ܂ ܕܒܩܒܪܐ ܕܐܒ̈ܗܝ ܩܒܘܪܝܢܝ‏ : he made his son, Joseph, swear: bury me in in my fathers' tomb
See the entire entry for ymy vb. to swear