Some variations in a scripture do not prove wholesale corruption, because The Fihrist, Sahih Muslim, and other Muslim sources show suras that were taken about, and three suras apparently were added.
Baadhi ya tofauti kwenye maandiko hazionyeshi upotofu wa jumla, kwa sababu The Fihrist, Sahih Muslim, na vianzo vingine vya kiislam vilivyotolewa humo, na sura tatu zinaelekea kuwa ziliongezwa.