These towns were for all Israel and for any visitor. If anyone hurt by accident, they could run there and be safe. They waited there until the people met to decide. ⏳
These are the cities appointed for all the Israelites and foreigners among them, so that anyone who kills a person unintentionally may flee there and not die by the hand of the avenger of blood prior to standing trial before the assembly.
KJV
These were the cities appointed for all the children of Israel, and for the stranger that sojourneth among them, that whosoever killeth [any] person at unawares might flee thither, and not die by the hand of the avenger of blood, until he stood before the congregation.
ASV
These were the appointed cities for all the children of Israel, and for the stranger that sojourneth among them, that whosoever killeth any person unwittingly might flee thither, and not die by the hand of the avenger of blood, until he stood before the congregation.