كتاب الصلاة
2  
The Book of Prayer
Bulugh al-Maram 376
The above mentioned Hadith has a Shahid (supporting narration) which is weak, reported by Ahmad from Abu Hurairah (RA).
وَلَهُ شَاهِدٌ ضَعِيفٌ عَنْ أَبِي هُرَيْرَةَ عِنْدَ أَحْمَدَ .‏ 1‏ .‏
Reference : Bulugh al-Maram 376
In-book reference : Book 2, Hadith 376
English translation : Book 2, Hadith 371
Hadith Text
Reference