مِشْكَاةُ الْمَصَابِيحِ
Mishkat al-Masabih 2647
The Rites of Pilgrimage
Shaving - Section 1
وَعَنِ ابْنِ عَبَّاسٍ قَالَ: قَالَ لِي مُعَاوِيَةُ: إِنِّي قَصَّرْتُ مِنْ رَأْسِ النَّبِيِّ صلى الله عَلَيْهِ وَسلم عِنْد الْمَرْوَة بمشقص
Ibn ‘Abbas said that Mu'awiya told him he had clipped some hair from the Prophet’s head at al-Marwa with a broad, iron arrowhead. Bukhari and Muslim.
Mishkat al-Masabih, 2647مُتَّفَقٌ عَلَيْهِ (الألباني)