Hadith 8:2412
Abu Bakr narrated to us, he said: Al-Thaqafi narrated to us, from Ayyub, from Sa'id ibn Jubayr, he said: Ibn Abbas was asked, "What is the Hajj?" He said: "The *'ajj* (raising voices with the Talbiyah) and the *thajj* (the spilling of the blood of the sacrificial animals)."
حدثنا أبو بكر قال حدثنا الثقفي عن أيوب عن سعيد بن جبير قال سئل بن عباس ما هو الحج قال العج والثج