(76) باب مَا يُؤْمَرُ بِهِ الْمَأْمُومُ مِنَ اتِّبَاعِ الإِمَامِ
Al-Bara b.'Azib said ; we used to pray along with the prophet (ﷺ); none of us bowed his back until he saw that the prophet (ﷺ) bowed (his back). (RU)
Reference (RU): Sunan Abi Dawud 621 (RU)
In-book reference (RU): Book 2, Hadith 231 (RU)
English translation (RU): Book 2, Hadith 621 (RU)