A nation whom you have not known shall eat the fruit of your land and the produce of your labor, and you shall be only oppressed and crushed continually.
Deuteronomy 28:33
Surrounding context
28:32 Your sons and your daughters shall be given to another people, and your eyes shall look and fail with longing for them all day long; and there shall be no strength in your hand.
28:33 A nation whom you have not known shall eat the fruit of your land and the produce of your labor, and you shall be only oppressed and crushed continually.
28:34 So you shall be driven mad because of the sight which your eyes see.