Hadith 669:16
Hajjaj narrated to us, Shareek narrated to us, from Abu Ishaq, from Wahb—who is Abu Juhayfah—who said: "The Prophet, may Allah bless him and grant him peace, led us in prayer at Mina. He planted a short spear (anazah) for himself in front of him, and he prayed two rak'ahs with us."
حدثنا حجاج، حدثنا شريك، عن أبي إسحاق، عن وهب وهو أبو جحيفة قال: " أمنا النبي صلى الله عليه وسلم بمنى، فركز عنزة له بين يديه، فصلى بنا ركعتين "