It wasnarrated from 'Abdullah bin 'Amr that the Prophet (ﷺ) wasaskedabout a man who slaughtered his sacrifice before shaving hishead, orwho shaved his head before slaughtering his sacrifice, and hesaid:
"There is no harm in that."
English reference: Vol. 4, Book 25, Hadith 3051
Arabic reference: Book 25, Hadith 3167