ذَٰلِكَ بِأَنَّ ٱلَّذِينَ كَفَرُوا۟ ٱتَّبَعُوا۟ ٱلْبَـٰطِلَ وَأَنَّ ٱلَّذِينَ ءَامَنُوا۟ ٱتَّبَعُوا۟ ٱلْحَقَّ مِن رَّبِّهِمْ ۚ كَذَٰلِكَ يَضْرِبُ ٱللَّهُ لِلنَّاسِ أَمْثَـٰلَهُمْ
That is because the faithless follow falsehood, and the faithful follow the truth from their Lord. That is how Allah draws comparisons for mankind.