حَدَّثَنَا عَفَّانُ حَدَّثَنَا هَمَّامٌ حَدَّثَنَا حَجَّاجٌ عَنِ الْحَكَمِ بْنِ عُتَيْبَةَ عَنْ مِقْسَمٍ عَنِ ابْنِ عَبَّاسٍ أَنَّ النَّبِيَّ صَلَّى اللَّهُ عَلَيْهِ وَسَلَّمَ ذَبَحَ ثُمَّ حَلَقَ
مسند امام احمد بن حنبل · Hadith 2638
It was narrated from Ibn 'Abbas (RA) that the Prophet (PBUH) offered the sacrifice, then he shaved his head.
Translated by Dr. Muhammad Muhsin Khan · Reviewed by Islamic University of Madinah · Published March 2020