47:24
أَفَلَا یَتَدَبَّرُونَ ٱلۡقُرۡءَانَ أَمۡ عَلَىٰ قُلُوبٍ أَقۡفَالُهَاۤ
Will they then not meditate on the Qur'an, or are there locks on the hearts?
— Mohammed Marmaduke William Pickthall
Afalaa yatadabbaroonal Qur-aana am 'alaa quloobin aqfaaluhaa