A 49-year-old woman was fatally stabbed to death at an upscale home in Rancho Cucamonga, California, on Monday morning, Sept. 16.

According to the San Bernardino Sheriff’s Department, Joe Edward Montes, 71, called authorities about 8:30 a.m. and stated that he had stabbed his daughter at a home in the 6300 block of Elkridge Place.

Officials arrived to find 49-year-old Darlene Montes suffering from multiple stab wounds. Darlene was taken to the hospital where she was pronounced dead, according to the department.

Darlene’s father was later arrested on suspicion of murder after authorities interviewed him and collected evidence at the scene.

Joe was booked at the West Valley Detention Center.

Sheriff’s officials did not confirm a motive in the murder.