"Bread of affliction"

1. Deut. 16: 3
   3 Thou shalt eat no leavened bread with it; seven days shalt thou eat unleavened bread therewith, even the bread of affliction; for thou camest forth out of the land of Egypt in haste: that thou mayest remember the day when thou camest forth out of the land of Egypt all the days of thy life.
2. 1 Kgs. 22: 27
   27 And say, Thus saith the king, Put this fellow in the prison, and feed him with bread of affliction and with water of affliction, until I come in peace.
3. 2 Chr. 18: 26
   26 And say, Thus saith the king, Put this fellow in the prison, and feed him with bread of affliction and with water of affliction, until I return in peace.