Authentic
Muttafaq ‘alayh (Bukhari and Muslim) Sahih al-Bukhari 245
When the Prophet (may Allah's peace and blessings be upon him) got up at night, he would cleanse his mouth with Siwak (tooth-stick).
إِذَا قَامَ مِنَ اللَّيْلِ يَشُوصُ فَاهُ بِالسِّوَاكِ.
Narrated by Hudhayfah + 12 other versions Explained
Authentic
Sahih al-Bukhari 246
‘Abdullāh ibn ‘Umar (may Allah be pleased with him) reported that the Prophet (may Allah's peace and blessings be upon him) said: "I saw in my dream that I was using a tooth-stick when two men came to me, one of them older than…
" أَرَانِي أَتَسَوَّكُ بِسِوَاكٍ، فَجَاءَنِي رَجُلاَنِ أَحَدُهُمَا أَكْبَرُ مِنَ الآخَرِ، فَنَاوَلْتُ السِّوَاكَ الأَصْغَرَ مِنْهُمَا، فَقِيلَ لِي كَبِّرْ. فَدَفَعْتُهُ إِلَى الأَكْبَرِ مِنْهُمَا "
Narrated by Abdullāh ibn ‘Umar + 4 other versions Explained
Authentic
Muttafaq ‘alayh (Bukhari and Muslim) Sahih Muslim 271a
When the Messenger of Allah (may Allah's peace and blessings be upon him) entered the privy, a servant and I used to carry a waterskin and a pointed staff, and he would cleanse himself with water.
يَدْخُلُ الْخَلاَءَ فَأَحْمِلُ أَنَا وَغُلاَمٌ نَحْوِي إِدَاوَةً مِنْ مَاءٍ وَعَنَزَةً فَيَسْتَنْجِي بِالْمَاءِ .
Narrated by Anas ibn Mālik + 4 other versions Explained