IsNin9 113:15 :ܐܲܡܝ݂ܢܘ݂ܬܹܗ ܘܠܵܐ ܡܸܫܬܲܠܝܵܢܘ݂ܬܹܗ ܕܬܲܟ݂ܬܘ݂ܫܵܐ‏ : the constancy and incessancy of the struggle
See the entire entry for meštallyānū, meštallyānūṯā n.f. ceasing