§ 02 · King James Bible
Genesis 15:13
And he said unto Abram, Know of a surety that thy seed shall be a stranger in a land that is not theirs, and shall serve them; and they shall afflict them four hundred years;
Simple English
He told Abram, "Know for certain that your descendants will be strangers in a foreign land, under the control of others. They will suffer and be mistreated for 400 years."
* Work in progress - there may be occasional inaccuracies