IsNin9 112:3 :ܘܕ݂ܵܐܦ ܠܵܐ ܚܵܐܲܪ ܠܡܸܬ݁ܬܵܘܝܵܬܘ݂ܬ݂ܵܐ܃ ܠܡܸܬ݂ܩܲܪܵܒ݂ܘ݂ ܠܘܵܬ݂ ܡܝܲܬ݁ܪܘ݂ܬ݂ܵܐ‏ : he does not even look toward regretting it in order to draw near to excellence
See the entire entry for mettawyānū, mettawyānūṯā n.f. regret