Muhammad referred to the six axioms of faith in the Hadith of Gabriel: "Iman is that you believe in God and His Angels and His Books and His Messengers and the Hereafter and the good and evil fate ."
آگاهم کن، ایمان چیست؟ گفت ایمان به الله و ملائکه‌اش و کتاب و پیامبران و ایمان بیاوری به قَدَر.