67:29
قُلْ هُوَ ٱلرَّحْمَـٰنُ ءَامَنَّا بِهِۦ وَعَلَيْهِ تَوَكَّلْنَا ۖ فَسَتَعْلَمُونَ مَنْ هُوَ فِى ضَلَـٰلٍ مُّبِينٍ
qul huwa l-raḥmānu āmannā bihi waʿalayhi tawakkalnā fasataʿlamūna man huwa fī ḍalālin mubīnin
Say, ‘He is the Lord of Mercy; we believe in Him; we put our trust in Him. You will come to know in time who is in obvious error.’
Say: "He is the Most Gracious (Allâh), in Him we believe, and in Him we put our trust. So you will come to know who it is that is in manifest error."