(14) باب فِي الذُّؤَابَةِ
Narrated Abdullah ibn Umar:
the Prophet (ﷺ) forbade qaza' which means that the head of a boy is shaved and a lock is left. (AR)
Reference (AR): Sunan Abi Dawud 4194 (AR)
In-book reference (AR): Book 35, Hadith 36 (AR)
English translation (AR): Book 34, Hadith 4182 (AR)