Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
bukhari:1984Abū ʿĀṣim > Ibn Jurayj > ʿAbd al-Ḥamīd b. Jubayr > Muḥammad b. ʿAbbād > Saʾalt

I asked Jabir "Did the Prophet ﷺ forbid fasting on Fridays?" He replied, "Yes." (Other narrators added, "If he intends to fast only that day.")  

البخاري:١٩٨٤حَدَّثَنَا أَبُو عَاصِمٍ عَنِ ابْنِ جُرَيْجٍ عَنْ عَبْدِ الْحَمِيدِ بْنِ جُبَيْرٍ عَنْ مُحَمَّدِ بْنِ عَبَّادٍ قَالَ

سَأَلْتُ جَابِرًا ؓ نَهَى النَّبِيُّ ﷺ عَنْ صَوْمِ يَوْمِ الْجُمُعَةِ قَالَ نَعَمْ زَادَ غَيْرُ أَبِي عَاصِمٍ أَنْ يَنْفَرِدَ بِصَوْمٍ