Acts 7:10-13

10and rescued him from all his troubles. He granted Joseph favor and wisdom in the sight of Pharaoh king of Egypt, who appointed him ruler over Egypt and all his household.

11Then famine and great suffering swept across Egypt and Canaan, and our fathers could not find food. 12When Jacob heard that there was grain in Egypt, he sent our fathers on their first visit. 13On their second visit, Joseph revealed his identity to1 his brothers, and his family became known to Pharaoh.