(6) باب الاِعْتِدَالِ فِي الرُّكُوعِ
It was narrated that Abu Humaid As-Sa'idi said:
"When the Prophet (ﷺ) bowed he was balanced, he did not make his head higher or lower than his back, and he put his hands on his knees." (IT)
Reference (IT): Sunan an-Nasa'i 1039 (IT)
In-book reference (IT): Book 12, Hadith 11 (IT)
English translation (IT): Vol. 2, Book 12, Hadith 1040 (IT)