Zeinab Donati, Zeinab Donati has been studying books about various Islamic subjects for more than 19 years. She is deeply interested in history and politics as well as social issues in particular those pertaining... Answered 1 year ago

Assalamu aleykum,

There is no hadith that allows to have sexual intercourse before marriage, it is a very wrong assumption. It is undoubtedly forbidden.

Please kindly refer to the book "Marriage and Morals in Islam" by Sayyid Muhammad Rizvi:

https://www.al-islam.org/marriage-and-morals-islam-sayyid-muhammad-rizvi/chapter-three-islamic-sexual-morality-2-its#b-handling-sexual-urge-marriage