If the Day of `Arafah falls on a Friday, would this be called the Greatest Hajj?

Q 4: If the Day of `Arafah (9th of Dhul-Hijjah) falls on a Friday, would this be called the Greatest Hajj? Is there a special Thawab (reward from Allah) mentioned in the Sunnah about its merit? (Part No. 10; Page No. 179

A: The day of the Greatest Hajj is the Day of Nahr (10th of Dhul-Hijjah) because on this day the rituals of Hajj, such as throwing the pebbles (at the pebble-throwing areas during Hajj), slaughtering the Hady (sacrificial animal offered by pilgrims), shaving and shortening the hair and Sa`y (going between Safa and Marwah during Hajj and `Umrah), are performed.May Allah grant us success. May peace and blessings be upon our Prophet Muhammad, his family, and Companions.