Genesis 12:8-10

New Revised Standard Version, Anglicised Catholic Edition

⁸ From there he moved on to the hill country on the east of Bethel, and pitched his tent, with Bethel on the west and Ai on the east; and there he built an altar to the Lord and invoked the name of the Lord. ⁹ And Abram journeyed on by stages towards the Negeb.

Abram and Sarai in Egypt

¹⁰ Now there was a famine in the land. So Abram went down to Egypt to reside there as an alien, for the famine was severe in the land.