Muhammad Ayah 24 أَفَلَا يَتَدَبَّرُونَ ٱلْقُرْءَانَ أَمْ عَلَىٰ قُلُوبٍ أَقْفَالُهَآ ٢٤ Do they not then reflect on the Quran? Or are there locks upon their hearts?