(1) باب النَّهْىِ عَنْ كَثِيرٍ، مِنَ الإِرْفَاهِ
Narrated Abdullah ibn Mughaffal:
The Messenger of Allah (ﷺ) forbade combing the hair except every second day. (TR)
Reference (TR): Sunan Abi Dawud 4159 (TR)
In-book reference (TR): Book 35, Hadith 1 (TR)
English translation (TR): Book 34, Hadith 4147 (TR)