Peace be upon you. Humanity requires a gradual approach to laws for its integration. When humanity reached a certain level of completeness, it deserved the final religion, which is the most complete of all religions suitable for the end of humanity. In contrast, previous religions served a temporary purpose according to the immediate needs of humanity. May you always be successful in all good. Source: [Aqaed Questions](https://www.aqaed.com/faq/6838/).