Genesis 17:15-16

Revised Standard Version

¹⁵ And God said to Abraham, “As for Sar′ai your wife, you shall not call her name Sar′ai, but Sarah shall be her name. ¹⁶ I will bless her, and moreover I will give you a son by her; I will bless her, and she shall be a mother of nations; kings of peoples shall come from her.”