(27) باب الْقُنُوتِ فِي صَلاَةِ الصُّبْحِ
It was narrated that Ibn Sirin said:
"Some of those who prayed the Subh prayer with the Messenger of Allah (ﷺ) narrated to me that when he said: Sami'Allahu liman hamidah (Allah hears those who praise Him)' in the second rak'ah, he stood for a while."
Reference: Sunan an-Nasa'i 1072
In-book reference: Book 12, Hadith 44
English translation: Vol. 2, Book 12, Hadith 1073