Sahih Muslim
The Book of Pilgrimage (Kitab Al-Hajj)
Book Number: 007 / Hadith Number: 3015
Abu Huraira (Allah be pleased with him) reported Allah's Apostle (may peace be upon him) as saying: God willing, when Allah has granted us victory, our halt tomorrow will be at Khaif, where they (the unbelievers of Mecca) had taken an oath on unbelief.