TDN.54:14 : ܘܟܗܢܐ ܢܐܡܪ܃ ܬܘܒ ܢܫܒܚ ܠܡܪܢ܀ ܘܥܡܐ ܢܐܡܪ܃ ܫܘܝܐܝ݂ܬ ܘܙ݁ܕܩܐܝ݂ܬ‏ : the priest says "let us again praise our Lord" and the congregation says "properly and justly"
See the entire entry for zādqāˀīṯ adv. in a just manner