Jami' at-Tirmidhi
Jami` at-Tirmidhi 2894
حَدَّثَنَا عَلِيُّ بْنُ حُجْرٍ، قَالَ أَخْبَرَنَا يَزِيدُ بْنُ هَارُونَ، قَالَ أَخْبَرَنَا يَمَانُ بْنُ الْمُغِيرَةِ الْعَنَزِيُّ، حَدَّثَنَا عَطَاءٌ، عَنِ ابْنِ عَبَّاسٍ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " إِذَا زُلْزِلَتِ تَعْدِلُ نِصْفَ الْقُرْآنِ وَقُلْ هُوَ اللَّهُ أَحَدٌ تَعْدِلُ ثُلُثَ الْقُرْآنِ وَ قُلْْ يَا أَيُّهَا الْكَافِرُونَ تَعْدِلُ رُبُعَ الْقُرْآنِ " . قَالَ أَبُو عِيسَى هَذَا حَدِيثٌ غَرِيبٌ لاَ نَعْرِفُهُ إِلاَّ مِنْ حَدِيثِ يَمَانِ بْنِ الْمُغِيرَةِ .
Unreviewed translation. All hadiths in this collection are available in five languages. Titles and introductions may remain in Arabic.
Ibn ‘Abbas reported that the Messenger of Allah said, ‘“When the earth is shaken” (Surah al-Zalzalah) is equivalent to half the Qur’an; “Say: He is Allah, the One” (Surah al-Ikhlas) is equivalent to a third of the Qur’an; and “Say: O disbelievers” (Surah al-Kafirun) is equivalent to a quarter of the Qur’an.’
Notes and open questions — unreviewed
This is a parallel report with the same fractions in a different order. Abu ‘Isa graded it gharib, known only through Yaman ibn al-Mughirah.