Hadith 168

Bulugh al-Maram

Book 2: The Book of Prayer
وَعَنْ أَبِي هُرَيْرَةَ ‏- رضى الله عنه ‏- قَالَ : قَالَ رَسُولُ اَللَّهِ ‏- صلى الله عليه وسلم ‏-{ إِذَا قَرَأْتُمْ اَلْفَاتِحَةِ فَاقْرَءُوا : ( بِسْمِ اَللَّهِ اَلرَّحْمَنِ اَلرَّحِيمِ )‏ , فَإِنَّهَا إِحْدَى آيَاتِهَا } رَوَاهُ اَلدَّارَقُطْنِيُّ , وَصَوَّبَ وَقْفَهُ .‏ 1‏
Abu Hurairah (RA):

Allah's Messenger (ﷺ) said: "Whenever you recite Surat Al-Fatiha, recite Bismillahir-Rahmanir-Rahim, for it is one of its Ayat (Verses)." [Reported by ad-Daraqutni who verified it as Mawquf - the saying of Abu Hurairah (RA)].