Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
tirmidhi:341Hannād > Wakīʿ > Sufyān > ʿAbdullāh b. Dīnār > Ibn ʿUmar

"They were bowing during the Subh (Fajr) Prayer."  

الترمذي:٣٤١حَدَّثَنَا هَنَّادٌ حَدَّثَنَا وَكِيعٌ عَنْ سُفْيَانَ عَنْ عَبْدِ اللَّهِ بْنِ دِينَارٍ عَنِ ابْنِ عُمَرَ قَالَ

كَانُوا رُكُوعًا فِي صَلاَةِ الصُّبْحِ  

قَالَ أَبُو عِيسَى وَحَدِيثُ ابْنِ عُمَرَ حَدِيثٌ صَحِيحٌ