Sunan Abi Dawud 2424
سنن أبي داود#2424Sahihحَدَّثَنَا مُحَمَّدُ بْنُ الصَّبَّاحِ بْنِ سُفْيَانَ، حَدَّثَنَا الْوَلِيدُ، عَنِ الأَوْزَاعِيِّ، قَالَ مَا زِلْتُ لَهُ كَاتِمًا حَتَّى رَأَيْتُهُ انْتَشَرَ . يَعْنِي حَدِيثَ عَبْدِ اللَّهِ بْنِ بُسْرٍ هَذَا فِي صَوْمِ يَوْمِ السَّبْتِ . قَالَ أَبُو دَاوُدَ قَالَ مَالِكٌ هَذَا كَذِبٌ .
Al-Auza'i said:I always concealed it, but I found that it became known widely, that is, the tradition on Ibn Busr about fasting on Saturday. Abu Dawud said: Malik said: This is a false (tradition)
Scholarly Authentication
The label above is the grade most of these scholars gave — one dissenting opinion no longer speaks for all of them. If any scholar calls a narration fabricated, that verdict is shown instead, whatever the others say. Each scholar's own wording:
In-book reference: 14:112