Muhammad b. 'Abbas b. Ja'far reported: I asked Jabir b. 'Abdullah (Allaah be pleased with both of them) as he was circumambulating the House (Ka'ba) whether the Messenger of Allaah (sallAllaahu alayhi wa sallam) had forbidden the fasting on Friday, whereupon he said: Yes, by the Lord of this House.
No. 2544
Muhammad b. 'Abbas b. Ja'far reported that he asked Jabir b. Abdullah (Allaah be pleased with them), whether he had heard like this from the Prophet of Allaah (sallAllaahu alayhi wa sallam).
No. 2545
Abu Huraira (Allaah be pleased with him) reported the Prophet of Allaah (sallAllaahu alayhi wa sallam) as saying: None among you should observe fast on Friday, but only that he observes fast before it and after it.
No. 2546
Abu Huraira (Allaah be pleased with him) reported Allaah's Prophet (sallAllaahu alayhi wa sallam) as saying: Do not single out the night (preceding) Friday among the nights for prayer and do not single out Friday among days for fasting but only when anyone among you is accustomed to fast (on dates) which coincide with this day (Friday).