Deuteronomy 19:9

A Conservative Version

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

Cross References

Deuteronomy 12:32

Whatever thing I command you, that shall ye observe to do. Thou shall not add to it, nor diminish from it.

Deuteronomy 6:5

And thou shall love LORD thy God with all thy heart, and with all thy soul, and with all thy might.