Removing the wife’s hymen with the finger

Question 11: What is the ruling on beating drums and uttering cries of joy at weddings and on breaking the wife’s hymen with the finger?

Answer: It is commendable to announce the marriage and cries of joy take the same ruling as singing. However, it is prohibited in Sharee`ah (Islaamic law) to break the wife’s hymen with a finger and it is a despicable custom that contradicts the guidance of the Messenger of Allaah (peace be upon him) which indicates that the only manner of breaking the hymen is through sexual intercourse... read more here.