(10) باب مَا يَفْعَلُ إِذَا قَامَ مِنَ اللَّيْلِ مِنَ السِّوَاكِ
It was narrated that Hudhaifah said:
"When the Messenger of Allah (ﷺ) got up to pray tahajjud at night, he would brush his teeth with the siwak. (PT)
Reference (PT): Sunan an-Nasa'i 1622 (PT)
In-book reference (PT): Book 20, Hadith 25 (PT)
English translation (PT): Vol. 2, Book 20, Hadith 1623 (PT)