A man heard another man reciting (Surat-Al-Ikhlas) 'Say He is Allah, (the) One.' (112. 1) repeatedly. The next morning he came to Messenger of Allah ﷺ and informed him about it as if he thought that it was not enough to recite. On that Messenger of Allah ﷺ said, "By Him in Whose Hand my life is, this Surah is equal to one-third of the Qur'an!"  

سَمِعَ رَجُلاً يَقْرَأُ {قُلْ هُوَ اللَّهُ أَحَدٌ} يُرَدِّدُهَا فَلَمَّا أَصْبَحَ جَاءَ إِلَى رَسُولِ اللَّهِ ﷺ فَذَكَرَ ذَلِكَ لَهُ وَكَأَنَّ الرَّجُلَ يَتَقَالُّهَا فَقَالَ رَسُولُ اللَّهِ ﷺ وَالَّذِي نَفْسِي بِيَدِهِ إِنَّهَا لَتَعْدِلُ ثُلُثَ الْقُرْآنِ  

A man heard another man reciting: Surat-ul-Ikhlas (The Unity) 'Say: He is Allah, the One (112) and he was repeating it. The next morning he came to Messenger of Allah ﷺ and mentioned the whole story to him as if he regarded the recitation of that Sura as insufficient On that, Messenger of Allah ﷺ said, "By Him in Whose Hand my soul is! That (Sura No. 112) equals one-third of the Qur'an."  

سَمِعَ رَجُلاً يَقْرَأُ {قُلْ هُوَ اللَّهُ أَحَدٌ} يُرَدِّدُهَا فَلَمَّا أَصْبَحَ جَاءَ إِلَى رَسُولِ اللَّهِ ﷺ فَذَكَرَ ذَلِكَ لَهُ وَكَأَنَّ الرَّجُلَ يَتَقَالُّهَا فَقَالَ رَسُولُ اللَّهِ ﷺ وَالَّذِي نَفْسِي بِيَدِهِ إِنَّهَا لَتَعْدِلُ ثُلُثَ الْقُرْآنِ  

A man heard another man reciting "Say, He is Allah, One" He was repeating it. When the next morning came, he went to the Messenger of Allah ﷺ and mentioned to him. The man tool it (this surah) as a small one. The Prophet ﷺ said: By Him in Whose Hand is my life, it is equivalent to a third of the Qur'an.  

سَمِعَ رَجُلاً يَقْرَأُ { قُلْ هُوَ اللَّهُ أَحَدٌ } يُرَدِّدُهَا فَلَمَّا أَصْبَحَ جَاءَ إِلَى رَسُولِ اللَّهِ ﷺ فَذَكَرَ ذَلِكَ لَهُ وَكَانَ الرَّجُلُ يَتَقَالُّهَا فَقَالَ النَّبِيُّ ﷺ وَالَّذِي نَفْسِي بِيَدِهِ إِنَّهَا لَتَعْدِلُ ثُلُثَ الْقُرْآنِ  

Yahya related to me from Malik from Abd ar-Rahman ibn Abdullah ibn Sasaca from his father that Abu Said al-Khudri heard a man reciting Surat al-Ikhlas (Sura 112), repeating it over and over again. In the morning he went to the Messenger of Allah ﷺ and mentioned it to him, as if he thought little of it. The Messenger of Allah ﷺ said, "Bythe One in whose hand my self is, it is equal to one third of the Qur'an."  

أَنَّهُ سَمِعَ رَجُلاً يَقْرَأُ قُلْ هُوَ اللَّهُ أَحَدٌ يُرَدِّدُهَا فَلَمَّا أَصْبَحَ غَدَا إِلَى رَسُولِ اللَّهِ ﷺ فَذَكَرَ ذَلِكَ لَهُ وَكَأَنَّ الرَّجُلَ يَتَقَالُّهَا فَقَالَ رَسُولُ اللَّهِ ﷺ وَالَّذِي نَفْسِي بِيَدِهِ إِنَّهَا لَتَعْدِلُ ثُلُثَ الْقُرْآنِ  

A man heard another man reciting "Say, He is Allah, One" He was repeating it. When the next morning came, he went to the Messenger of Allah ﷺ and mentioned to him. The man tool it (this surah) as a small one. The Prophet ﷺ said: By Him in Whose Hand is my life, it is equivalent to a third of the Qur'an. (Using translation from Abū Dāʾūd 1461)  

سَمِعَ رَجُلًا يَقْرَأُ قُلْ هُوَ اللهُ أَحَدٌ يُرَدِّدُهَا مِنَ السَّحَرِ فَلَمَّا أَصْبَحَ جَاءَ إِلَى رَسُولِ اللهِ ﷺ فَذَكَرَ ذَلِكَ لَهُ وَكَانَ الرَّجُلُ يَتَقَالُّهَا فَقَالَ رَسُولُ اللهِ ﷺ وَالَّذِي نَفْسِي بِيَدِهِ إِنَّهَا لَتَعْدِلُ ثُلُثَ الْقُرْآنِ  

[Machine] A man stood in the time of the Messenger of Allah ﷺ and recited the Surah "Say, He is Allah, the One" in its entirety, repeatedly, without adding anything more. When we woke up, a man said to the Messenger of Allah ﷺ , "O Messenger of Allah, indeed there was a man who stood up in the night and recited the Surah 'Say, He is Allah, the One,' Allah, the Eternal Refuge. He neither begot nor was begotten, and there is none comparable to Him,' without adding anything more." The Messenger of Allah ﷺ said, "By the One in whose hand is the soul of Muhammad, it is equivalent to one-third of the Quran."  

أَنَّ رَجُلًا قَامَ فِي زَمَنِ رَسُولِ اللهِ ﷺ فَقَرَأَ قُلْ هُوَ اللهُ أَحَدٌ السُّورَةَ كُلَّهَا يُرَدِّدُهَا لَا يَزِيدُ عَلَيْهَا قَالَ فَلَمَّا أَصْبَحْنَا قَالَ رَجُلٌ لِرَسُولِ اللهِ ﷺ يَا رَسُولَ اللهِ إنَّ رَجُلًا قَامَ لَيْلَةً يَقْرَأُ فِي السَّحَرِ قُلْ هُوَ اللهُ أَحَدٌ اللهُ الصَّمَدُ لَمْ يَلِدْ وَلَمْ يُولَدْ وَلَمْ يَكُنْ لَهُ كُفُوًا أَحَدٌ يُرَدِّدُهَا لَا يَزِيدُ عَلَيْهَا قَالَ كَانَ الرَّجُلُ يُقَالُّهَا قَالَ فَقَالَ رَسُولُ اللهِ ﷺ وَالَّذِي نَفْسُ مُحَمَّدٍ بِيَدِهِ إِنَّهَا لَتَعْدِلُ ثُلُثَ الْقُرْآنِ