(21) باب مَا يَقُوُلُ الإِمَامُ إِذَا رَفَعَ رَأْسَهُ مِنَ الرُّكُوعِ
It was narrated that Abu Hurairah said:
"When the Prophet (ﷺ) raised his head from bowing, he said: 'Allahumma Rabbana wa lakal-hamd (O Allah, our Lord and to You be the praise).'" (RU)
Reference (RU): Sunan an-Nasa'i 1060 (RU)
In-book reference (RU): Book 12, Hadith 32 (RU)
English translation (RU): Vol. 2, Book 12, Hadith 1061 (RU)