Attempting to uncover the basic principles of the subject of multiculturalism with the meaning of the hadits in the book of Bulughul Marom, and their hujjah that can be known for the establishment of their legal. The basic principles concept of multiculturalism contained in the hadits in the book of Bulughul Marom is upholding justice and the rule of law, disputing resolution, realizing of peace and harmony together, the urgent lofty morality and the necessity to respect the human rights, welfare and fostering an attitude of togetherness for the realization of solidarity and social sensitivity. While the hujjah status of hadits about the concept of multiculturalism entities generally have strong hujjah, or having Saheeh status. The majority of them are labeled with Muttafaq 'Alaih, and assessed as Saheeh' hadith for the famous 'Ulama, such as Imam al-Hakim, Ibn Hibban and al-Turmudzi.