Surah Al-Mumtahana Verse 11 - English Translation by Hamid S Aziz
Surah Al-Mumtahanaوَإِن فَاتَكُمۡ شَيۡءٞ مِّنۡ أَزۡوَٰجِكُمۡ إِلَى ٱلۡكُفَّارِ فَعَاقَبۡتُمۡ فَـَٔاتُواْ ٱلَّذِينَ ذَهَبَتۡ أَزۡوَٰجُهُم مِّثۡلَ مَآ أَنفَقُواْۚ وَٱتَّقُواْ ٱللَّهَ ٱلَّذِيٓ أَنتُم بِهِۦ مُؤۡمِنُونَ
And if any of your wives deserts you unto the disbelievers and afterwards you have your turn (the coming over of a woman from the other side), give to those whose wives have deserted them the equal of what they have spent (on their dower), and be careful