A 48-year-old New Jersey man has been sentenced to 40 years in state prison in Maryland for stabbing his girlfriend to death .

Matthew Sidney Watley, of the Sicklerville section of Winslow, will get credit for time served following his arrest on Sept. 24, 2023, the State Attorney’s Office in Frederick County said.

The mother of Candice Thompson, the 46-year-old woman killed by Watley addressed the court at Thursday’s sentencing in Frederick.

“I don’t want to live after what this monster did to my daughter; he destroyed my family.” She was not identified by officials.

Watley had a history of committing domestic violence against Thompson in Winslow when her body was found on the floorboard of a tractor-trailer at the Costco Depot in New Market, Maryland, authorities said.

“Deputies we

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