Sunan Ibn Majah 75
سنن ابن ماجه#75Da'ifحَدَّثَنَا أَبُو عُثْمَانَ الْبُخَارِيُّ، حَدَّثَنَا الْهَيْثَمُ، حَدَّثَنَا إِسْمَاعِيلُ، عَنْ جَرِيرِ بْنِ عُثْمَانَ، عَنِ الْحَارِثِ، - أَظُنُّهُ - عَنْ مُجَاهِدٍ، عَنْ أَبِي الدَّرْدَاءِ، قَالَ الإِيمَانُ يَزْدَادُ وَيَنْقُصُ .
It was narrated that Abu Darda' said:"Faith increases and decreases
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:
Al-AlbaniDaif
Muhammad Fouad Abd al-BaqiDaif
Zubair Ali ZaiDaif