(14) باب فِي الذُّؤَابَةِ
Narrated Abdullah ibn Umar:
The Prophet (ﷺ) saw a boy with part of his head shaved and part left unshaven. He forbade them to do that, saying: Shave it all or leave it all.
Reference: Sunan Abi Dawud 4195
In-book reference: Book 35, Hadith 37
English translation: Book 34, Hadith 4183