Messenger of Allah ﷺ said, "Whoever performs Hajj to this House (Kaʿba) and does not approach his wife for sexual relations nor commits sins (while performing Hajj), he will come out as sinless as a newlyborn child. (Just delivered by his mother).  

قَالَ رَسُولُ اللَّهِ ﷺ مَنْ حَجَّ هَذَا الْبَيْتَ فَلَمْ يَرْفُثْ وَلَمْ يَفْسُقْ رَجَعَ كَمَا وَلَدَتْهُ أُمُّهُ