Narrated Muhammad bin `Abbas: I asked Jabir "Did the Prophet forbid fasting on Fridays?" He replied, "Yes." (Other narrators added, "If he intends to fast only that day.")
Hadith ReferenceSahih Bukhari / The Book of As-Saum (The Fasting). / Hadith: 1984
Hadith Gradingمحدثین:أحاديث صحيح البخاريّ كلّها صحيحة