Deuteronomy 28:9 in the King James Version
The LORD shall establish thee an holy people unto himself, as he hath sworn unto thee, if thou shalt keep the commandments of the LORD thy God, and walk in his ways.
Context
8 The LORD will command the blessing on you in your barns, and in all that you put your hand to. He will bless you in the land which the LORD your God gives you.
9 The LORD will establish you for a holy people to himself, as he has sworn to you, if you shall keep the commandments of the LORD your God, and walk in his ways.
10 All the peoples of the earth shall see that you are called by the LORD’s name, and they will be afraid of you.