Hadith 8:2615
Abu Bakr narrated to us, he said: Hafs narrated to us, from Hajjaj, from Nafi’, from Ibn Umar, that he used to slaughter at Mina and he would not pray two rak’ahs.
حدثنا أبو بكر قال نا حفص عن حجاج عن نافع عن بن عمر أنه كان يذبح بمنى ولا يصلي ركعتين