Nathan P. Gibson and David A. Michelson (eds.), "Isaiah (literary tradition) — ܣܦܪܐ ܕܐܫܥܝܐ ܒܪ ܐܡܘܨ " in last modified March 29, 2017, http://syriaca.org/work/9640 Isaiah (literary tradition) ܣܦܪܐ ܕܐܫܥܝܐ ܒܪ ܐܡܘܨ http://syriaca.org/work/9640 https://en.wikipedia.org/wiki/Book_of_Isaiah https://www.wikidata.org/wiki/Q131458 https://viaf.org/viaf/185867018