King James Version
And I will bless them that bless thee, and curse him that curseth thee: and in thee shall all families of the earth be blessed.English Standard Version
I will bless those who bless you, and him who dishonors you I will curse, and in you all the families of the earth shall be blessed."New International Version
I will bless those who bless you, and whoever curses you I will curse; and all peoples on earth will be blessed through you."