Numbers 35:6
And among the cities which ye shall give to the Levites there shall be six cities for refuge, which ye shall appoint for the man-slayer, that he may flee thither: and to them ye shall add forty and two cities.And among the cities which ye shall give to the Levites there shall be six cities for refuge, which ye shall appoint for the man-slayer, that he may flee thither: and to them ye shall add forty and two cities.