Sahih Muslim Book 7, Hadith Number 3015.

Chapter : Excellence of making a halt at al Muha’ab, on the day of Nahr, and observing prayer there.

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.