The Letter Qaf 50:37. Juz 26, page 520.
إِنَّ فِى ذَٰلِكَ لَذِكْرَىٰ لِمَن كَانَ لَهُۥ قَلْبٌ أَوْ أَلْقَى ٱلسَّمْعَ وَهُوَ شَهِيدٌ٣٧Lo! therein verily is a reminder for him who hath a heart, or giveth ear with full intelligence.
Qaf 50:37, translated by Marmaduke Pickthall