32-year-old Heather and four-month-old Bentley Cook were found dead inside their home on Friday morning in Shelby County

A mother and her four month-old newborn son have been stabbed to death before their Memphis home was set on fire.

Heather Cook, 32, and four-month-old Bentley were found dead inside their home on Friday morning in Shelby County.

Enoch Zarceno-Turner, 25, has been charged with their murders along a faces other charges including arson and aggravated child abuse.

When firefighters arrived on scene, they found the pair had been stabbed to death after and their home set alight in the area where they were were found lying.

First responders discovered Cook unresponsive and her house filled with smoke.

Zarceno-Turner was Bentley's father and the pair had allegedly been arguing recently about custody issues - namely his reported failure to pay Cook any child support.

Just two weeks before the untimely deaths, Cook had written on a single mothers Facebook page about the trouble she had been having.

Just over two weeks ago, Heather Cook had posted on a single moms Facebook group how she was struggling financially and had reached out to the baby's father for child support

Cook revealed in her posting how Zarceno-Turner was dating a different woman at the time she fell pregnant and refused to pay her child support, despite 'blowing his money on going out drinking and buying parts for his several cars,' she said

'When I got pregnant it was by someone I had just began seeing. When I told him I was pregnant, he asked me to 'remedy the situation.' My son was born 4 ½ months ago and the father has never even attempted to see him.'

'He can't believe that I'm asking for any support for a baby that he helped to create,' Cook wrote. 'He thinks since he offered to pay for an abortion that he shouldn't have to pay me anything now.'

Cook had filed for child support and the father had been served for DNA testing.

Enoch Zarceno-Turner, 25, faces two counts of first-degree murder, arson and aggravated child abuse

Cook revealed in her posting how Zarceno-Turner was dating a different woman at the time she fell pregnant and refused to pay her child support, despite 'blowing his money on going out drinking and buying parts for his several cars,' she said.

Detectives discovered Zarceno-Turner's car had been captured by a police license plate reader at around 2:30am on September 13 - around the exact time of the double murder.

After his arrest, he admitted the he had stopped by Cook's house that morning and had entered the home crawling in through the back window where he claims he saw Cook and her son dead.

Zarceno-Turner admitted to fleeing the property, but investigators said he never called an ambulance or the police.

While in custody, authorities said, he 'changed his story several times.'

Zarceno-Turner was arraigned on Monday. He does not appear to have any criminal past about from several traffic misdemeanors according to Oxygen.