Deuteronomy 19:9

if thou shalt keep all this commandment to do it, which I command thee this day, to love Jehovah thy God, and to walk ever in his ways; then shalt thou add three cities more for thee, besides these three:

Joshua 20:7-8

And they set apart Kedesh in Galilee in the hill-country of Naphtali, and Shechem in the hill-country of Ephraim, and Kiriath-arba (the same is Hebron) in the hill-country of Judah.

Deuteronomy 11:22-25

For if ye shall diligently keep all this commandment which I command you, to do it, to love Jehovah your God, to walk in all his ways, and to cleave unto him;

Deuteronomy 12:32

What thing soever I command you, that shall ye observe to do: thou shalt not add thereto, nor diminish from it.

Treasury of Scripture Knowledge

Summary

If thou shalt keep all these commandments to do them, which I command thee this day, to love the LORD thy God, and to walk ever in his ways; then shalt thou add three cities more for thee, beside these three:

Then shalt thou

Bible References

If thou shalt

Deuteronomy 11:22
For if ye shall diligently keep all this commandment which I command you, to do it, to love Jehovah your God, to walk in all his ways, and to cleave unto him;
Deuteronomy 12:32
What thing soever I command you, that shall ye observe to do: thou shalt not add thereto, nor diminish from it.

Then shalt thou

Joshua 20:7
And they set apart Kedesh in Galilee in the hill-country of Naphtali, and Shechem in the hill-country of Ephraim, and Kiriath-arba (the same is Hebron) in the hill-country of Judah.

American Standard Version Public Domain