P Mt26:17 :ܒ݁ܝܲܘܡܵܐ ܕܸ݁ܝܢ ܩܲܕ݂ܡܵܝܵܐ ܕ݁ܦ݂ܲܛܼܝܪܸ̈ܐ‏ : but on the first day of Unleavened Bread
See the entire entry for paṭṭīr, paṭṭīrā n.m. unleavened bread