Both parties in a business transaction have the right to annul it so long as they have not separated; and if they speak the truth and make everything clear they will be blessed in their transaction; but if they tell a lie and conceal anything the blessing on their transaction will be blotted out.  

عَنِ النَّبِيِّ ﷺ قَالَ الْبَيِّعَانِ بِالْخِيَارِ مَا لَمْ يَتَفَرَّقَا فَإِنْ صَدَقَا وَبَيَّنَا بُورِكَ لَهُمَا فِي بَيْعِهِمَا وَإِنْ كَذَبَا وَكَتَمَا مُحِقَتْ بَرَكَةُ بَيْعِهِمَا  

Hakim b. Hizam was born inside the Ka'ba and lived for one hundred and twenty years.  

عَنِ النَّبِيِّ ﷺ بِمِثْلِهِ قَالَ مُسْلِمُ بْنُ الْحَجَّاجِ وُلِدَ حَكِيمُ بْنُ حِزَامٍ فِي جَوْفِ الْكَعْبَةِ وَعَاشَ مِائَةً وَعِشْرِينَ سَنَةً