Sunni Muslim refers to the largest denomination within Islam, comprising approximately 85% of the Muslim population. They follow the teachings and traditions of the Prophet Muhammad and uphold the Quran as the ultimate authority in their faith. Synonyms for Sunni Muslim include orthodox Muslim, Ahl al-Sunnah, Sunni Islam, and Sunnism. Other denominations within Islam include Shia, Sufism, and Ibadi Muslims, each with their own beliefs and practices. However, all groups within Islam share a fundamental belief in the oneness of God, and the importance of living a life of submission to His will.