Sunan Abi Dawud 4795
سنن أبي داود#4795Sahihحَدَّثَنَا الْقَعْنَبِيُّ، عَنْ مَالِكٍ، عَنِ ابْنِ شِهَابٍ، عَنْ سَالِمِ بْنِ عَبْدِ اللَّهِ، عَنِ ابْنِ عُمَرَ، أَنَّ النَّبِيَّ صلى الله عليه وسلم مَرَّ عَلَى رَجُلٍ مِنَ الأَنْصَارِ وَهُوَ يَعِظُ أَخَاهُ فِي الْحَيَاءِ فَقَالَ رَسُولُ اللَّهِ صلى الله عليه وسلم " دَعْهُ فَإِنَّ الْحَيَاءَ مِنَ الإِيمَانِ " .
Abd Allah b. ‘Umar said:The Prophet (ﷺ) passed by a man of the Ansar when he was giving his brother a warning against modesty. The Apostle of Allah (ﷺ) said : Leave him alone, for modesty is a part of faith
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: 43:23