Devarim 26:18

18 And Hashem hath distinguished thee today to be His Am Segullah (treasured people), as He hath promised thee, and that thou shouldest be shomer over all His mitzvot;

Devarim 26:18 In-Context

16 This day Hashem Eloheicha hath commanded thee to do these chukkim and mishpatim; thou shalt therefore be shomer over and do them with kol levavecha, and with kol nafshecha.
17 Thou hast distinguished Hashem this day to be thy Elohim, and to walk in His ways, and to be shomer over His chukkim, and His mitzvot, and His mishpatim, and to give heed unto His voice;
18 And Hashem hath distinguished thee today to be His Am Segullah (treasured people), as He hath promised thee, and that thou shouldest be shomer over all His mitzvot;
19 And to set thee high above kol HaGoyim which He hath made, in tehillah (praise), and in shem, and in tiferet; and that thou mayest be an Am Kadosh unto Hashem Eloheicha, as He hath spoken.
The Orthodox Jewish Bible fourth edition, OJB. Copyright 2002,2003,2008,2010, 2011 by Artists for Israel International. All rights reserved.