Wa in faatakum shai'um min azwaajikum ilal kuffaari fa'aaqabtum fa aatul lazeena zahabat azwaajuhum misla maaa anfaqoo; wattaqul laahal lazeee antum bihee mu'minoon
And if any of your wives deserts you to the Unbelievers, and ye have an accession (by the coming over of a woman from the other side), then pay to those whose wives have deserted the equivalent of what they had spent (on their dower). And fear Allah, in Whom ye believe.