Cities of Refuge: Design of
Source: TTT
Exodus 21:13
If, however, he did not lie in wait, but God allowed it to happen, then I will appoint for you a place where he may flee.
Numbers 35:11
designate cities to serve as your cities of refuge, so that a person who kills someone unintentionally may flee there.
Joshua 20:3
so that anyone who kills another unintentionally or accidentally may flee there. These will be your refuge from the avenger of blood.