FMSD 7.1:3 :ܘܗܘܬ ܕܝ ܢܦܫܗܘܢ ܡܛܪܬܐ‏ : their soul was in safekeeping [i.e., they died?]
See the entire entry for maṭṭrā, maṭṭartā n.f. custody, care