Deuteronomy 19:7-9

KJ2000(i) 7 Therefore I command you, saying, you shall set apart three cities for you. 8 And if the LORD your God enlarges your border, as he has sworn unto your fathers, and gives you all the land which he promised to give unto your fathers; 9 If you shall keep all these commandments to do them, which I command you this day, to love the LORD your God, and to walk always in his ways; then shall you add three more cities for you, besides these three: