Sahih Muslim
The Book of Fasting (Kitab Al-Sawm)
Book Number: 006 / Hadith Number: 2543
Muhammad b. 'Abbas b. Ja'far reported: I asked Jabir b. 'Abdullah (Allah be pleased with both of them) as he was circumambulating the House (Ka'ba) whether the Messenger of Allah (may peace be upon him) had forbidden the fasting on Friday, whereupon he said: Yes, by the Lord of this House.