Family members of an Indian woman who was stabbed to death while on the phone to her husband, have made an emotional plea for her attacker to come forward as police dub the crime 'a mystery'. Prabha Arun Kumar, a 41-year-old mother and IT professional, died after she was seriously injured by a 'sharp edge instrument' on a public walkway between Argyle Street and Amos Street in Parramatta, Westmead in Sydney's west on Saturday night, just 300 metres from her home. 'I say this to the person who did this: you have taken my sister's life, please step forward, get help, and get your life back,' Mrs Kumar's brother, Shankar Shetty, told a press conference in Sydney on Thursday. Scroll down for video . Prabha Arun Kumar, a 41-year-old mother and IT professional, was fatally stabbed in the neck only 300 metres from her home on Saturday night . 'Tragically Prabha will never see her daughter grow up,' Mrs Kumar's brother, Shankar Shetty (pictured), told a press conference in Sydney on Thursday . 'I'm still coming to terms with the fact I have lost my much loved sister. The pain I've felt since my sister's death has been unimaginable. 'My sister was a loving wife, mother, daughter and a sibling. She was loved by many.Tragically Prabha will never see her daughter grow up. 'I appeal to anyone who has any information to contact police. Please help detectives catch whoever has killed my sister.' Mrs Kumar's husband, Arun Kumar, also made a brief appearance in which he begged the public to come forward with any information. 'I'm a husband and the father of a young girl who has lost her beloved mother. I cannot describe to you the pain I presently feel,' Mr Kumar said. Mrs Kumar's husband, Arun Kumar (pictured) also made a brief appearance in which he begged the public to come forward with any information. 'I want whoever killed my gorgeous wife to be brought to justice,' he said . 'My wife was the most caring and beautiful soul. She was planning to buy a little penguin toy and send it to our daughter in India, but she will never be able to do that. I know that we can't bring her back, but I want whoever killed my gorgeous wife to be brought to justice.' Hundreds of people attended a candlelight vigil and retraced Mrs Kumar's steps at Parramatta Park on Wednesday night, in tribute to the IT firm Mindtree employee, four days after she died. Police are continuing their investigation into Mrs Kumar's death, but have said that they are no closer to identifying a motive for the random attack, saying 'we have no information at all that would indicate it was racially motivated'. There has been no evidence that the attack involved sexual assault or robbery and police admit they are yet to identify anyone who was following her on the night of the incident. 'These crimes are generally solved by information from the public. That's why we're asking for people to come forward,' a police spokesperson said. 'It is a mystery.' Hundreds of people attended a candlelight vigil and retraced Mrs Kumar's steps at Parramatta Park on Wednesday night . Police Superintendent, Wayne Cox  also attended the scene to pay his respects at a memorial site . Mourners gather in prayer during a tribute to the IT firm Mindtree employee, four days after she died . Employees, colleagues, family members and others who knew the IT consultant have been interviewed by police who continue to examine CCTV footage from night of Mrs Kumar's death . Employees, colleagues, family members and others who knew the IT consultant have been interviewed by police who continue to examine CCTV footage from night of Mrs Kumar's death. Her body was released to her family yesterday and is expected to arrive in Bengaluru, India on Friday, according toThe Times of India. The 41-year-old was on the phone to her husband and just 300m from home when she was attacked . Earlier in the week, police released chilling CCTV footage of Mrs Kumar walking alone just minutes before she was fatally stabbed while on the phone to her husband, who lives in India with their 10-year-old daughter. She mentioned noticing a suspicious man before her husband heard her screaming and the line went dead. Ambulance Paramedics treated the IT professional at the scene before transporting her to Westmead Hospital, where she died about 12.45am. Her husband did not hear about his wife's death until he arrived in Sydney on Sunday morning. 'She was walking while talking to Arun on the phone when she said that a suspicious-looking man was following her,' her brother-in-law, Thrijesh Jayachandra, told The Hindu. 'The next moment, he heard her scream for help and then plead with the man not to harm [her] and take all her belongings if he wanted. Seconds later, he heard her scream and say she was stabbed.' It's believed Prabha got off a train at Parramatta Railway Station about 9pm, before walking along Argyle Street and turning left onto the walkway. Prabha Arun Kumar (pictured) a 41-year-old Indian national, was seriously injured by a sharp object on a public walkway between Argyle Street, Parramatta, and Amos Street, Westmead on Saturday night . Prabha was talking to her husband, Arun Kumar, when a suspicious man appeared. Her husband then heard her screaming before the line went dead . Police believe she was attacked while on the walkway however CCTV footage didn't appear to show anyone following the victim when she left the station. She sustained a number of injuries, which police believe were inflicted by a sharp-edged weapon. Nearby resident Arvand Amirian told Nine News he had found Ms Arun with blood all over her body after hearing 'crying screams' that 'didn't sound normal'. 'There was blood covering her face, her neck, her chest - her chest wasn't even moving so that's when I assumed she was gone,' Amirian said. The 41-year-old was stabbed to death on this walkway in Parramatta . Flowers have been laid in the Sydney park where her body was found . Her  friend Sarada Angadimani, who Ms Arun was staying with, told 9News: 'Prabha was a really hard working, beautiful person. And, most importantly, a loving mother.' 'I hope God gives the family enough strength to endure this pain.' Prabha,  who moved to Sydney in 2012 for an off-site project with global technology firm Mindtree, was expected to return to India for a family reunion in April. 'She last called me three days ago, when she said it was taxing for her to stay away from family,' her aunt Bharathi Jayachandra said. She complained that work pressure was severe, and she planned to return home for good in April.' Police have not been able to identify the motivation behind the random attack, which they claim was not racially motivated . Locals from Sydney paid their respects at the scene where a candlelight vigil was held on Wednesday night .
Prabha Arun Kumar died after being stabbed in the neck on Saturday night . The 41-year-old was on the phone to her husband and 300m from home . Her devastated brother told a press conference in Sydney: 'Prabha will never see her daughter grow up'
Her husband demanded justice for 'whoever killed my gorgeous wife'
Police have not been able to identify a motivation for the random attack .