أَمْ يَقُولُونَ ٱفْتَرَىٰهُ ۖ قُلْ فَأْتُوا۟ بِعَشْرِ سُوَرٍ مِّثْلِهِۦ مُفْتَرَيَٰتٍ وَٱدْعُوا۟ مَنِ ٱسْتَطَعْتُم مِّن دُونِ ٱللَّهِ إِن كُنتُمْ صَٰدِقِينَ (11:13)
Do they, (the unbelievers), say that (Muhammad) has falsely ascribed (the Quran) to God? Ask them, 'Compose ten chapters like (those of the Quran) and call on whomever you can for help besides God if you are true in your claim.
