بُلُوغُ الْمَرَامِ
Bulugh al-Maram 273
The Book of Prayer
وَنَحْوُهُ عَنْ أَبِي سَعِيدٍ مَرْفُوعًا عِنْدَ اَلْخَمْسَةِ [1] .
Abu Sa'id al-Khudri (RA) narrated a similar report Marfu' [reaching back to the Prophet (ﷺ)] collected by al-Khamsah.
Sunnah.com reference: Book 2, Hadith 152