Hadith 111

Sahih Bukhari

Book 4: Ablutions (Wudu')

Chapter 73

Siwak (to clean the teeth with Siwak which is a tooth-brush in the form of a pencil from the roots of the Arak tree

باب السِّوَاكِ

Ibn ‘Abbas said, “Once I passed the night with the Prophet ﷺ and saw him cleaning his teeth (with Siwak).” ​​
وَقَالَ ابْنُ عَبَّاسٍ بِتُّ عِنْدَ النَّبِيِّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ فَاسْتَنَّ.
Sahih al-Bukhari 245
حَدَّثَنَا عُثْمَانُ، قَالَ حَدَّثَنَا جَرِيرٌ، عَنْ مَنْصُورٍ، عَنْ أَبِي وَائِلٍ، عَنْ حُذَيْفَةَ، قَالَ كَانَ النَّبِيُّ صلى الله عليه وسلم إِذَا قَامَ مِنَ اللَّيْلِ يَشُوصُ فَاهُ بِالسِّوَاكِ‏.‏
Hudhaifa:

Whenever the Prophet (ﷺ) got up at night, he used to clean his mouth with Siwak.