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.
ibnmajah:1725Isḥāq b. Manṣūr > Abū Dāwud > Shaybān > ʿĀṣim > Zir > ʿAbdullāh b. Masʿūd

“I rarely saw the Messenger of Allah ﷺ not fasting on a Friday.”  

ابن ماجة:١٧٢٥حَدَّثَنَا إِسْحَاقُ بْنُ مَنْصُورٍ أَنْبَأَنَا أَبُو دَاوُدَ حَدَّثَنَا شَيْبَانُ عَنْ عَاصِمٍ عَنْ زِرٍّ عَنْ عَبْدِ اللَّهِ بْنِ مَسْعُودٍ قَالَ

قَلَّمَا رَأَيْتُ رَسُولَ اللَّهِ ﷺ يُفْطِرُ يَوْمَ الْجُمُعَةِ