Also, you shall not be married to two sisters at the same time - but do not break up existing marriages.  Also prohibited are the women who are already married, unless they flee their disbelieving husbands who are at war with you.* These are GOD's commandments to you.All other categories are permitted for you in marriage, so long as you pay them their due dowries."Dating" as it is currently practiced in much of the world does not exist among Muslims.Young Muslim men and women (or boys and girls) do not enter into one-on-one intimate relationships, spending time alone together and "getting to know one another" in a very deep way as a precursor to selecting a marital partner.which consider celibacy or monasticism as a great virtue and a means of salvation, Islam considers marriage as one of the most virtuous and approved institutions.The Messenger of Allah (peace and blessings be upon him) declared, "There is no monasticism in Islam." He further ordained, "O you young men!He clarifies His revelations for the people, that they may take heed. How could you take it back, after you have been intimate with each other, and they had taken from you a solemn pledge?
These invite to Hell, while GOD invites to Paradise and forgiveness, as He wills. Do not marry idolatresses unless they believe; a believing woman is better than an idolatress, even if you like her.Nor shall you give your daughters in marriage to idolatrous men, unless they believe. Importance of Marriage in Islam Allah has created men and women as company for one another, and so that they can procreate and live in peace and tranquility according to the commandments of Allah and the directions of His Messenger. Doi Professor and Director, Center for Islamic Legal Studies, Ahmadu Bello University, Zaira, Nigeria.
Rather, in Islamic culture, pre-marital relationships of any kind between members of the opposite sex is forbidden.