JewishGen, the Genealogical Research Division of the Museum of Jewish Heritage – A Living Memorial to the Holocaust, is a wonderful source of historical and genealogical information. See: http://www.jewishgen.org/ as well as other JewishGen pages and websites:
JewishGen’s Belarus Research Division: https://www.jewishgen.org/Belarus/
JewishGen’s Locality Page for David-Horodok: https://www.jewishgen.org/Communities/community.php?usbgn=-1942306
Pinsk KehilaLinks: https://kehilalinks.jewishgen.org/pinsk/pinsk.html
Stolin KehilaLinks: https://kehilalinks.jewishgen.org/stolin/index.php
Anu – Museum of the Jewish People: https://www.anumuseum.org.il/
The Ghetto Fighters’ House Museum: https://www.gfh.org.il/eng
Shtetl Routes: https://shtetlroutes.eu/en/town/dawidgrodek/
United States Holocaust Memorial Museum: https://www.ushmm.org/
Virtual Shtetl -POLIN Museum of the History of Polish Jews: https://sztetl.org.pl/en/towns/d/985-davyd-haradok
Yad Vashem: https://www.yadvashem.org/
Yahad in Unum: http://www.yahadinunum.orgwww.yahadmap.org/#village/david-horodok-david-haradok-dawidgrodek-davidgrudek-davidgrodek-brest-belarus.1604