Ruling on a debtor leading the prayer

Is it permissible to curse those who commit sin?

Is there any sin on him if he takes out a loan for someone else and he does not pay it off?

His friend curses a great deal

He has fallen into sin and he is afraid that he may forget knowledge and Quran

He talks to women and looks at promiscuous sites on the internet, and his wife objects

He imagines that he is having intercourse with someone other than his wife

Keeping Dogs in Islam: Allowed?

Ruling on one who puts something in his back passage, and how can he be treated?

He retained semen that resulted from an erotic dream and was harmed by that. Should he resort to the ‘secret habit’?