(2) باب الإِمْسَاكِ بِالرُّكَبِ فِي الرُّكُوعِ
It was narrated that 'Umar said:
"It is established for you to hold the knees, so hold the knees." (IT)
Reference (IT): Sunan an-Nasa'i 1034 (IT)
In-book reference (IT): Book 12, Hadith 6 (IT)
English translation (IT): Vol. 2, Book 12, Hadith 1035 (IT)