Deuteronomy 26:18 in the King James Version
And the LORD hath avouched thee this day to be his peculiar people, as he hath promised thee, and that thou shouldest keep all his commandments;
Context
17 You have declared today that the LORD is your God, and that you would walk in his ways, keep his statutes, his commandments, and his ordinances, and listen to his voice.
18 The LORD has declared today that you are a people for his own possession, as he has promised you, and that you should keep all his commandments.
19 He will make you high above all nations that he has made, in praise, in name, and in honor, and that you may be a holy people to the LORD your God, as he has spoken.