Deuteronomy 7:6-7

6For a holy people art thou unto Jehovah thy 1God: Jehovah thy 2God hath chosen thee to be unto him a people for a possession, above all the peoples that are upon the face of the earth.

7Not because ye were more in number than all the peoples, hath Jehovah been attached to you and chosen you, for ye are the fewest of all the peoples;