Genesis 15:11-13

New Revised Standard Version, Anglicised Catholic Edition

¹¹ And when birds of prey came down on the carcasses, Abram drove them away.

¹² As the sun was going down, a deep sleep fell upon Abram, and a deep and terrifying darkness descended upon him. ¹³ Then the Lord^[a] said to Abram, ‘Know this for certain, that your offspring shall be aliens in a land that is not theirs, and shall be slaves there, and they shall be oppressed for four hundred years;