"But their hearts are in deep ignorance of this" (Quran 23:63). Qatada said: He means: in heedlessness regarding what He mentioned of the deeds of the believers in the first verse. "And they have deeds, besides that" (Quran 23:63), he says: they have
﴿بَلْ قُلُوبُهُمْ فِي غَمْرَةٍ مِنْ هَذَا﴾ قَالَ قَتَادَةُ: يَعْنِي: فِي غَفْلَةٍ مِمَّا ذَكَرَ مِنْ أَعْمَالِ الْمُؤْمِنِينَ فِي الْآيَةِ الْأُولَى ﴿وَلَهُمْ أَعْمَالٌ من دون ذَلِك﴾ يَقُولُ: لَهُمْ
