"Whoever prays twelve rak'ahs in a day and prays before Zuhr, Allah (SWT) will build for him a house in Paradise." (Using translation from Nasāʾī 1800)
«مَنْ صَلَّى اثْنَتَيْ عَشْرَةَ رَكْعَةً فِي يَوْمٍ فَصَلَّى قَبْلَ الظُّهْرِ بَنَى اللهُ لَهُ بَيْتًا فِي الْجَنَّةِ»