King James Version (KJV) - Genesis 15:12 >

And when the sun was going down, a deep sleep fell upon Abram; and, lo, an horror of great darkness fell upon him.

Jewish Publication Society of America Version (JPS1917) - Genesis 15:12 >

And it came to pass, that, when the sun was going down, a deep sleep fell upon Abram; and, lo, a dread, even a great darkness, fell upon him.