Sunan An-Nasa'i
Hadith #1802
It was narrated that Umm Habibah said:""The Messenger of Allah (ﷺ) said: 'Whoever prays twelve rak'ahs, Allah (SWT) will build for him a house in paradise: four before Zuhr and two after, two before Asr, two after Maghrib, and two before Subh