Sunan an-Nasa'i 3843
سنن النسائي#3843Da'ifأَخْبَرَنِي إِبْرَاهِيمُ بْنُ يَعْقُوبَ، قَالَ حَدَّثَنَا الْحَسَنُ بْنُ مُوسَى، قَالَ حَدَّثَنَا شَيْبَانُ، عَنْ يَحْيَى، عَنْ مُحَمَّدِ بْنِ الزُّبَيْرِ، عَنْ أَبِيهِ، عَنْ عِمْرَانَ، قَالَ قَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " لاَ نَذْرَ فِي غَضَبٍ وَكَفَّارَتُهُ كَفَّارَةُ الْيَمِينِ " .
It was narrated that 'Imran said:The Messenger of Allah said: "There is no vow at a moment of anger and its expiation is the expiation for an oath
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:
Abu GhuddahDaif
Al-AlbaniDaif
Zubair Ali ZaiDaif
In-book reference: 35:83