Hadith 8:1553
Abu Bakr narrated to us, he said: Jarir narrated to us, from Mansur, from Ibrahim, who said: Umar used to perform Hajj, and he would not slaughter anything until he returned.
حدثنا أبو بكر قال حدثنا جرير عن منصور عن إبراهيم قال كان عمر يحج فلا يذبح شيئا حتى يرجع