'Killers' in the Bible

So they gave Hebron to the descendants of Aaron the priest to serve as a city of refuge for unintentional killers, along with its pasture lands, Libnah with its pasture lands,

Shechem was allocated to them as a city of refuge for unintentional killers, along with its pasture lands, in the mountainous region of Ephraim, Gezer with its pasture lands,

To the descendants of Gershon (one of the Levitical families) from the half-tribe of Manasseh were allocated Golan in Bashan as a city of refuge for unintentional killers, along with its pasture lands, and Beeshterah with its pasture lands, for a total of two cities.