It was narrated that Hudhaifah said: "Whenever the Messenger of Allah got up for prayer at night to pray Tahajjud (night optional prayer), he would clean his mouth with the tooth stick"
SahihSahihSahihBook 1 · Hadith 20
سنن ابن ماجه
It was narrated that Hudhaifah said: "Whenever the Messenger of Allah got up for prayer at night to pray Tahajjud (night optional prayer), he would clean his mouth with the tooth stick"