A music teacher was arrested by police from a school in suburban Mumbai on charges of molesting a 13-year-old student, an official said today.The 26-year-old old man also allegedly used social media to chat with the student from Class 7. However, the young girl rejected his move, the official said.The girl also mentioned that the music teacher used to stalk her and also molested her. It was only after she told her parents that the matter came to light. Following the statement of their daughter, the girls parents immediately approached the police station to file a complaint against the accused.Based on the complaint of the parents, the accused was arrested on Tuesday night and charged under the relevant sections of the Indian Penal Code including 354 (assault or criminal force to woman with intent to outrage her modesty) and 354-D (stalking) as well as provisions of the Protection of Children from Sexual Offences (POCSO) Act, the official said.An investigation is being carried out, he added.