It wasnarrated that 'Ata' bin Yasar said:
"I asked Abu AyyubAl-Ansari: 'How were sacrifices offered among you at the time oftheMessenger of Allah (ﷺ)?' He said: 'At the time of theProphet (ﷺ),a man would sacrifice a sheep on behalf of himself andthe members ofhis household, and they would eat some of it and givesome to others.Then people started to compete and it because as yousee (nowadays).'"
English reference: Vol. 4, Book 26, Hadith 3147
Arabic reference: Book 26, Hadith 3267