WHEN THE STORY of Abraham’s family is resumed at the beginning of the book of Exodus they have become a nation. The first seven verses of the book state that the descendants of the seventy persons who were living as a family in Egypt in the time of Joseph (Gen. 46:26–27; Exod. 1:5) had grown in number in the course of 430 years (Exod. 12:40; 400 years according to Gen. 15:13) to a numerous people who “filled the land” of Egypt, in accordance with the
Page 63