USE OF THE MISWAK H 1224 "I (Abu Musa Ash'ari) went to the Messenger of Allah, praise and peace be upon him, and noticed a piece of the bark of his miswak (toothbrush) on his tongue." R 1224 Bukhari and Muslim with a chain up to Abu Musa Ash'ari who related this.
1201- وعن أَبي موسى الأشعري رضي الله عنه ، قَالَ : دَخلتُ عَلَى النَّبيِّ صلى الله عليه وآله وسلم وَطَرَفُ السِّوَاكِ عَلَى لِسَانِهِ . متفقٌ عَلَيْهِ ، وهذا لفظ مسلمٍ .