5 And when the avenger {Heb. redeemer} of blood pursues after him, they shall not deliver the manslayer up into his hand because he smote his neighbour by error, nor did he have enmity with him before.
Joshua 20:5 Cross References - EJ2000
Numbers 35:12
12 And they shall be unto you cities for refuge from the avenger {Heb. redeemer} that the manslayer not die until he stands before the congregation in judgment.
Numbers 35:25
25 And the congregation shall deliver the manslayer out of the hand of the kinsman avenger {Heb. redeemer} of blood, and the congregation shall restore him to the city of his refuge, where he has fled, and he shall abide in it unto the death of the high priest, who was anointed with the holy oil.