TDN.98:12 : ܘܗܒ ܠܗ݀ ܚܝܠܐ ܕܚܘܝ݂ܚܐܝ݂ܬ ܬܥ݂ܒܕ ܝܘ݂̈ܠܦܢܐ ܕܝܠܟ‏ : give her the strength to do your teachings happily
See the entire entry for ḥwīḥāˀīṯ adv. happily