Sunan an-Nasa'i · Hadith 1803
It was narrated that Umm Habibah said:"Whoever prays twelve rak'ahs during the night and day other than the prescribed prayers, a house will be built for him in Paradise: four before Zuhr and two rak'ahs afterward, two before Asr, two after Maghrib and two before Fajr
Daif Isnaad · Abu GhuddahDaif Isnaad · Al-AlbaniDaif · Zubair Ali Zai