Our oven and that of the Messenger of Allah ﷺ was one for two years, or for one year or for a part of a year; and I learnt" Qaf. By the Glorious Qur'an" from no other source than the tongue of Messenger of Allah ﷺ who used to recite it every Friday on the pulpit when he delivered the sermon to the people.  

مَا حَفِظْتُ { ق} إِلاَّ مِنْ فِي رَسُولِ اللَّهِ ﷺ يَخْطُبُ بِهَا كُلَّ جُمُعَةٍ قَالَتْ وَكَانَ تَنُّورُنَا وَتَنُّورُ رَسُولِ اللَّهِ ﷺ وَاحِدًا  

I memorized Surah al-Qaf from the mouth of the Messenger of Allah ﷺ; he would recite it in his speech on every friday. Our oven and his oven were same. Abu Dawud said: Rawh b. 'Ubadah reported on the authority of Shu'bah the name Bint Harithah b. al-Nu'man ; and Ibn Ishaq reported the name of Umm Hisham hint Harithah b. al-Nu'man.  

مَا حَفِظْتُ ق إِلاَّ مِنْ فِي رَسُولِ اللَّهِ ﷺ كَانَ يَخْطُبُ بِهَا كُلَّ جُمُعَةٍ قَالَتْ وَكَانَ تَنُّورُ رَسُولِ اللَّهِ ﷺ وَتَنُّورُنَا وَاحِدًا  

[Machine] I did not memorize {ق} except from the Messenger of Allah ﷺ, and he would recite it during his Friday sermon. She said, "And our stove was the same stove as the Messenger of Allah's ﷺ."  

مَا حَفِظْتُ {ق} إِلَّا مِنْ فِي رَسُولِ اللهِ ﷺ وَهُوَ يَخْطُبُ بِهَا يَوْمَ الْجُمُعَةِ قَالَتْ وَكَانَ تَنُّورُنَا وَتَنُّورُ رَسُولِ اللهِ ﷺ وَاحِدًا  

Our oven and that of the Messenger of Allah ﷺ was one for two years, or for one year or for a part of a year; and I learnt" Qaf. By the Glorious Qur'an" from no other source than the tongue of Messenger of Allah ﷺ who used to recite it every Friday on the pulpit when he delivered the sermon to the people. (Using translation from Muslim 873a)   

مَا حَفِظْتُ ق إِلَّا مِنْ فِي رَسُولِ اللهِ ﷺ يَخْطُبُ بِهَا كُلَّ جُمُعَةٍ قَالَتْ وَكَانَ تَنُّورُنَا وَتَنُّورُ رَسُولِ اللهِ ﷺ وَاحِدًا