(11) باب ذِكْرِ الاِخْتِلاَفِ عَلَى أَبِي حَصِينٍ عُثْمَانَ بْنِ عَاصِمٍ فِي هَذَا الْحَدِيثِ
It was narrated that Shaqiq said:
"We were commanded, when we got up to pray at night, to clean our mouths with the siwak."
Reference: Sunan an-Nasa'i 1624
In-book reference: Book 20, Hadith 27
English translation: Vol. 2, Book 20, Hadith 1625