فَإِلَّمْ يَسْتَجِيبُوا لَكُمْ فَٱعْلَمُوٓا أَنَّمَآ أُنزِلَ بِعِلْمِ ٱللَّهِ وَأَن لَّآ إِلَـٰهَ إِلَّا هُوَ ۖ فَهَلْ أَنتُم مُّسْلِمُونَ

Fa-illam yastajeeboo lakum faAAlamooannama onzila biAAilmi Allahi waan la ilahailla huwa fahal antum muslimoon

And if they do not respond to you - then know that it [i.e., the Qur’ān] was revealed with the knowledge of Allāh and that there is no deity except Him. Then, would you [not] be Muslims?