لِّلَّذِينَ يُؤْلُونَ مِن نِّسَائِهِمْ تَرَبُّصُ أَرْبَعَةِ أَشْهُرٍ فَإِن فَاءُوا فَإِنَّ اللَّهَ غَفُورٌ رَّحِيمٌ

For those who forswear their wives shall be a waiting [period]of four months. And if they recant, Allah is indeed all-forgiving, all-merciful.