Gurugram, Oct. 26 -- A 27-year-old man was allegedly stabbed to death by his female friend's boyfriend and three others after they found the victim with her at a guest house in Faridabad on Thursday night, police said on Saturday. Police identified the deceased was identified as Mohammad Mahruf, 27, of Kosi Kalan in Mathura, Uttar Pradesh. Police said four men-Nitin Negi, Vansh Kumar, Karan Sarkar, and Manish Kumar, all in their early 20s-were arrested from different parts of Faridabad within 24 hours of the incident. According to investigators, Negi stabbed Mahruf multiple times after learning that he was at a guest house in Badkhal with his girlfriend, identified as Simmy. Investigators said Mahruf had been in contact with Simmy for the past two months via social media. A senior police officer said the duo's entry was recorded in a guesthouse register located a few hundred metres from the murder spot. "A guest house employee tipped off Negi about Simmy and Mahruf's presence. Soon after, the four accused reached the spot. Mahruf tried to flee but was caught and stabbed multiple times," the officer said. Yashpal Yadav, public relations officer of Faridabad police, said all four suspects were remanded in police custody for four days....