Not graded
Riyad as-Salihin 1638
Narrator:Abdullāh ibn ‘Umar
عن ابن عمر رضي الله عنهما قال: نهى رسول الله صلى الله عليه وسلم عن القزع. ((متفق عليه)).
Ibn 'Umar (May Allah be pleased with them) said:
The Messenger of Allah (ﷺ) forbade shaving a part of the head.
[Al-Bukhari and Muslim].
Cited in Riyad as-Salihin (No. 1638).