It was narrated from Muhammad bin 'Abdur-Rahman that:
The daughter of Harithah bin An-Nu'man said: "I memorized 'Qaf. By the Glorious Qur'an.'" From the mouth of the Messenger of Allah (ﷺ) when he was on the minbar on Friday."
App reference: Book 14, Hadith 48
English reference: Vol. 2, Book 14, Hadith 1412
Arabic reference: Book 14, Hadith 1422