قَالَ مَالِكٌ : لَا بَأْسَ بِأَنْ تَفْتَدِيَ الْمَرْأَةُ مِنْ زَوْجِهَا بِأَكْثَرَ مِمَّا أَعْطَاهَا
Imam Malik, may Allah have mercy on him, said: If a woman frees herself by giving more than what her husband gave her, there is nothing objectionable in it.