Moral differences in marriage, effects and consequences according to the Qur’an and hadith point of view

One of the conditions for spouse selection, according to Qur'an’s and hadith’s point of view, is maximum likeness and similarity between couples and resemblance in many ways, such as ethical and moral characteristics. The purpose of this study was to inform the younger generation in a descriptive-analytical way, by extracting the verses and narratives related to this issue in a new approach, while highlighting the importance of the truth, and analyzing the effects and consequences of ethically different marriages. The findings of the research indicates that couples' dissimilarity in ethical issues and their differences in the mentioned issues will have serious and irreparable consequences and results, some of which these include: personality disorder of children, breakdown of family’s relationship, deprivation of decent children, perfidy in family's system, Moral deviation of children, creating the moral divergence of children through inheritance, Transferring ethical characteristics through lactation and Children's disobedience from parents' orders.