The three principles:A brief valuable message including the principles which are obligatory for every person to know which are :
1-knowing Allah in addition to mentioning the types of worship which Allah ordered
2-knowing one’s religion,levels of religion and the pillars of each level
3-knowing the prophet-peace be upon him-mentioning a summary about his life ,the wisdom of his mission.In addition to mentioning the belief in resurrection and revival after death and the two pillars of tawheed which are rejecting false deities and believing in Allah.