Sunan Ibn Majah 734
سنن ابن ماجه#734Sahihحَدَّثَنَا حَرْمَلَةُ بْنُ يَحْيَى، حَدَّثَنَا عَبْدُ اللَّهِ بْنُ وَهْبٍ، أَنْبَأَنَا عَبْدُ الْجَبَّارِ بْنُ عُمَرَ، عَنِ ابْنِ أَبِي فَرْوَةَ، عَنْ مُحَمَّدِ بْنِ يُوسُفَ، مَوْلَى عُثْمَانَ بْنِ عَفَّانَ عَنْ أَبِيهِ، عَنْ عُثْمَانَ، قَالَ قَالَ رَسُولُ اللَّهِ ـ صلى الله عليه وسلم ـ " مَنْ أَدْرَكَهُ الأَذَانُ فِي الْمَسْجِدِ ثُمَّ خَرَجَ لَمْ يَخْرُجْ لِحَاجَةٍ وَهُوَ لاَ يُرِيدُ الرَّجْعَةَ فَهُوَ مُنَافِقٌ " .
It was narrated that 'Uthman said:"The Messenger of Allah said: 'Whoever hears the Adhan when he is in the mosque, then goes out and does not go out for any (legitimate) need and does not intend to return, is a hypocrite
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: 3:29