TO MAKE IT EASY ... THATS THE BOTTOM LINE... 1.Ilah Deity, God One to be worshipped One who has power to satisfy your needs and answer your prayer One who is in control of your affairs One who can comfort you; provide protection and support for you 2.Rabb Lord, Master and Owner Sustainer, Provider and Guardian Sovereign, Ruler and Administrator 3.Ibadah Worship and devotion Submission and obedience Subjection and servitude 4.Deen Ideology Government and constitution Complete system (way of life) Allah is the Rabb and the Ilah. There is no Rabb and no Ilah except He. To Him Alone we make Ibadah. Only His Deen we adopt and sincerely follow.