أَمْ يَقُولُونَ ٱفْتَرَىٰهُ ۖ قُلْ إِنِ ٱفْتَرَيْتُهُۥ فَلَا تَمْلِكُونَ لِى مِنَ ٱللَّهِ شَيْـًٔا ۖ هُوَ أَعْلَمُ بِمَا تُفِيضُونَ فِيهِ ۖ كَفَىٰ بِهِۦ شَهِيدًۢا بَيْنِى وَبَيْنَكُمْ ۖ وَهُوَ ٱلْغَفُورُ ٱلرَّحِيمُ
Am yaqooloonaf taraahu qul inif taraituhoo falaa tamlikoona lee minal laahi shai'an Huwa a'lamu bimaa tufeedoona feehi kafaa bihee shaheedam bainee wa bainakum wa Huwal Ghafoorur Raheem
or they say, ‘He has invented it himself.’ Say [Prophet], ‘If I have really invented it, there is nothing you can do to save me from God. He knows best what you say amongst yourselves about it; He is sufficient as a witness between me and you; He is the Most Forgiving, the Most Merciful.’
Or do they say, "He has invented it"? Say, "If I had invented it, you would have no power to protect me from God. He knows best what you pour out concerning it. He is sufficient as a witness between me and you, and he is the Forgiving, the Merciful."