Surah Al-Qasas Verse 49 - English Translation by Ali Unal
Surah Al-Qasasقُلۡ فَأۡتُواْ بِكِتَٰبٖ مِّنۡ عِندِ ٱللَّهِ هُوَ أَهۡدَىٰ مِنۡهُمَآ أَتَّبِعۡهُ إِن كُنتُمۡ صَٰدِقِينَ
Say (to them): "Then bring another Book from God which would offer better guidance than either of these two so that I may follow it, if you are truthful (in your claim that they are both sorcery)