Explain the marriage contract in respect of the exchange and non-exchange contract

The contract is divided into "exchange" and "non-exchange" contracts in terms of the transaction and the validity of the obligation - non-commitment of the parties and the economic purpose of the contract. "Marriage" is one of the most important contracts considered in Islam, some of which are referred to as worship. In marriage, the formation of a common family life is the basis of the contract, and the family is the central nucleus of society. The importance of family rights is largely due to the high value and status of the family. One of the important issues in family law is the issue of marriage and works such as dowry and alimony. This Holy Covenant has legal institutions such as the right to imprisonment and financial measures such as dowry and alimony. The absence of dowry in a permanent marriage, the lack of detailed knowledge of the dowry, and the lack of the need for balance of values ​​in the marriage seem to be the same; There is no doubt that the contract of marriage will not be exchanged because it contradicts the existential philosophy of permanent marriage and its spiritual aspects are damaged. Thus, this article seeks to clarify whether marriage is a transferable marriage or a non-transferable marriage. What issues and debates have created such doubts in this marriage?