Mishkat al-Masabih

Abū Huraira reported God’s messenger as saying, “A sūra in the Qur’ān containing thirty verses interceded for a man till his sins were forgiven. It was ‘Blessed is He in whose hand is the kingdom.'” (Qur’ān, 67) Ahmad, Tirmidhī, Abū Dāwūd, Nasā’i and Ibn Mājah transmitted it.

وَعَنْ أَبِي هُرَيْرَةَ رَضِيَ اللَّهُ عَنْهُ قَالَ: قَالَ رَسُولُ اللَّهِ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ: " إِنَّ سُورَةً فِي الْقُرْآنِ ثَلَاثُونَ آيَةً شَفَعَتْ لِرَجُلٍ حَتَّى غُفِرَ لَهُ وَهِيَ: (تَبَارَكَ الَّذِي بِيَدِهِ الْمُلْكُ) رَوَاهُ أَحْمَدُ وَالتِّرْمِذِيُّ وَأَبُو دَاوُدَ وَالنَّسَائِيُّ وَابْنُ مَاجَه