And if you are in doubt as to what We have revealed from time to time to Our servant, then produce a Sura like thereunto; and call your witnesses or helpers (if there are any) besides Allah, if your (doubts) are true.
And if you are in doubt as to what We have revealed from time to time to Our servant, then produce a Sura like thereunto; and call your witnesses or helpers (if there are any) besides Allah, if your (doubts) are true.