LUCKNOW: A madrassa convener was arrested on charges of sexually harassing inmates of his institution located in Saadatganj area of the city on Friday night.The incident came into light when a few inmates of the all-girls madrassa gathered courage and threw paper slips mentioning their ordeal at houses in the neighbourhood. Alarmed neighbours then informed the proprietor of the madrassa, Sayyed Mohammed Jilani Ashraf. Ashraf contacted Lucknow SSP Deepak Kumar and narrated the whole incident.He also told the SSP that some of the girl students had been held captive and were being threatened. A joint team of the police and administration then raided madrassa Jamiya Khadeezatul Lilmominat located on Campbell Road in Saadatganj around 9 pm. They rescued around 51 girl students who were present at the madrassa.There were 126 girls from various states and UP's districts on the madrassas's roll. "Out of them, seven have levelled charges of sexual abuse and attempt to rape against the convenor, Tayyab Zia," the police said. Zia appeared to be a serial offender and had put the girls under fear by flaunting his high-profile links.The SSP said that a 15-year-old girl student of Gomtinagar in her written complaint has levelled charges of harassment. She had in her complaint also alleged that along with her seven other girl students were molested by Tayyab. "When we resisted we were tortured and beaten mercilessly," she reportedly told the police. The SSP said that parents of the rescued girls have been informed and they would be sent to Nari Niketan.ASP (West) Vikas Chander Tripathi said that on the basis of the complaint of the girl students the police registered case against Tayyab under molestation, attempt to rape, and various sections of POCSO (prevention of children from sexual offences act). He also said that the madrassa was owned by Ashraf and he had lent it to Tayyab in 1990 for its maintenance.