For He revealed His Book [the Qurʾān] upon seven ways, all of which allows one to reach the pleasure of Allāh, achieving true success by being granted jannah as long as they enact its teachings.
Imām al-Ṭabarī [d. 310 AH]
It has been narrated by Ibn Masʿūd that the Prophet [ﷺ] said:
‘The first book was revealed on one door, in but one dialect. The Qurʾān was revealed from seven doors in seven dialects: it forbids and orders, makes ḥalāl and ḥarām, [contains] specific and indefinite matters, and [contains] parables. So make ḥalāl that which is permissible and make ḥarām that which is impermissible,...