Sunan an-Nasa'i 1809
سنن النسائي#1809Sahihأَخْبَرَنَا عَلِيُّ بْنُ الْمُثَنَّى، عَنْ سُوَيْدِ بْنِ عَمْرٍو، قَالَ حَدَّثَنِي حَمَّادٌ، عَنْ عَاصِمٍ، عَنْ أَبِي صَالِحٍ، عَنْ أُمِّ حَبِيبَةَ، أَنَّ رَسُولَ اللَّهِ صلى الله عليه وسلم قَالَ " مَنْ صَلَّى ثِنْتَىْ عَشْرَةَ رَكْعَةً فِي يَوْمٍ وَلَيْلَةٍ بَنَى اللَّهُ لَهُ بَيْتًا فِي الْجَنَّةِ " .
It was narrated from Umm Habibah that:The Messenger of Allah (ﷺ) said: "Whoever prays twelve rak'ahs a day and night, Allah (SWT) will build for him a house in Paradise
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 GhuddahSahih
Al-AlbaniSahih
Zubair Ali ZaiSahih
In-book reference: 20:212