(4) باب الوضوء
Narrated Abu Huraira (rad):
Allah's Messenger (rad) said "Had I not feared burdening my Ummah, I would have commanded them to use Siwak before every Salat" [Reported by Malik, Ahmad and An-Nasai. Ibn Khuzaima graded it Sahih (sound) and Al-Bukhari mentioned as a Mu'allaq (suspended – without its chain of narrators). (ES)
Reference (ES): Bulugh al-Maram 32 (ES)
In-book reference (ES): Book 1, Hadith 37 (ES)
English translation (ES): Book 1, Hadith 36 (ES)