Identical twin sisters have been sentenced to 30 years in jail after admitting to the brutal murder of their mother four years ago . Jasmiyah and Tasmiyah Whitehead were 16 when they stabbed their mother , Jarmecca Whitehead , 34 , so violently that they severed her spinal cord . She also suffered stab wounds to her lungs , jugular and the back of her neck . The twins turned on their mother after getting into an argument on January 13 , 2010 , at their home in Conyers , Georgia , after getting up late for school . 11alive said the 21-year-old sisters recounted chilling details of the knife attack in recent taped confessions , revealing that their mother told her daughters she hated them as she bled to death in the bathtub . Tasimyah Whitehead ( pictured left ) and identical twin sister Jasmiyah were sentenced to 30 years in prison after admitting to the brutal murder of their murder in January 2010 . The twins turned on their mother after getting into an argument on January 13 , 2010 , at their home in Conyers , Georgia , after getting up late for school . 'My state of mind at the time was defend yourself . It was n't like a fight on the street , it was more like a fight until somebody dies , ' said Jasmiyah during the interview . The twins told prosecutors they had gotten into a verbal argument with their mother that morning who was holding a pot at the time to threaten them . As the twins tried to take the pot away from their mother , the fight became violent . During her filmed statement , Jasmiyah said : 'We all yelling , we all mad . Somehow , someway I do n't know where she got it from , I do n't even remember a knife block but she has a knife . ' Jasmiyah admitted she broke a vase over her mother 's head while Tasmiyah grabbed the pot and hit her with it . In the chaos , the knife ended up being held by Tasmiyah who stabbed her mother as her twin strangled her with a ribbon . Jasmiyah then took the knife and continued to stab her . The twins carried their injured mother to the bathtub which was filled with water . The twins told police that they discovered the blood-soaked crime scene when they came home from school in January 2010 . Jarmecca Whitehead , 34 , ( left ) had her spinal cord severed in the brutal attack by her two then 16-year-old daughters at their home . As she lay dying , her daughters watched and the mother told them she hated them,11alive reported . The twins watched their mother sink below the surface and knew that she was dead , they said in statements . After the murder , the girls collected their mom 's purse and phone along with the pot and knife in a plastic bag , and then went to school . It was n't until later that day that the girls summoned a Rockdale County Sheriff 's deputy who was driving by their home . He found the victim submerged in the bathtub . The officer said at the time that he could 'smell the blood ' in the air at the home . The teens lied and said they found their mother dead . Police initially treated them as victims but found that the 16-year-olds had cuts and bite marks , implicating their involvement in a vicious fight . Both girls originally pleaded not guilty when they were arrested and charged four months later . The twins both expressed regret that they had not called the police and helped their injured mother . The twins initially told the police that someone had killed their mother until their bodies were discovered wit cuts and bite marks . The family had a violent history prior before the fight which escalated to murder . Their mother had accused her daughters of smoking pot and being sexually active while they in turn had accused her of using illegal drugs . The twins got in a fight with their mother in 2008 and were forced by a juvenile court to live with their great-grandmother , Della Frasier . They moved back with their mother a week before the murder . The twins had told a counselor that if forced to go back to their mother 's home they would kill her , according to a prosecutor last year . Jarmecca Whitehead 's mother , Lydia Whitehead , told the court in 2014 that she was heartbroken over her daughter 's death but that she loves and forgave the twins . 'Unfortunately , my grandchildren never learned right from wrong … and that ’ s why we are here , ' she said . 'They should be in college , not sitting somewhere in jail . ' The mother with her identical twin daughters when they were children . The family had already had violent episodes and the girls sent to juvenile court prior to the murder .
Jasmiyah and Tasimyah Whitehead were 16 when they stabbed their mother , Conyers , 34 , so violently that they severed her spinal cord . The twins turned on their mother after getting into an argument on January 13 , 2010 , at their home in Jarmecca , Georgia before school . They dragged her injured body to the bathtub and watched her die , before leaving her submerged and going to school .