وَٱلَّذِينَ يُتَوَفَّوْنَ مِنكُمْ وَيَذَرُونَ أَزْوَٲجًا يَتَرَبَّصْنَ بِأَنفُسِهِنَّ أَرْبَعَةَ أَشْهُرٍ وَعَشْرًاۖ فَإِذَا بَلَغْنَ أَجَلَهُنَّ فَلَا جُنَاحَ عَلَيْكُمْ فِيمَا فَعَلْنَ فِىٓ أَنفُسِهِنَّ بِٱلْمَعْرُوفِۗ وَٱللَّهُ بِمَا تَعْمَلُونَ خَبِيرٌ ٢٣٤
As for those of you who die and leave widows behind, let them observe a waiting period of four months and ten days. When they have reached the end of this period, then you are not accountable for what they decide for themselves in a reasonable manner. And Allah is All-Aware of what you do