Genesis 15:12 in the King James Version
And when the sun was going down, a deep sleep fell upon Abram; and, lo, an horror of great darkness fell upon him.
Context
11 The birds of prey came down on the carcasses, and Abram drove them away.
12 When the sun was going down, a deep sleep fell on Abram. Now terror and great darkness fell on him.
13 He said to Abram, “Know for sure that your offspring will live as foreigners in a land that is not theirs, and will serve them. They will afflict them four hundred years.