Peoria police are investigating the city's third homicide of the year.
Authorities were called to a home at 1604 Westmoreland on a trouble call at about 9:35 Monday night.
Officers arrived to find 32-year-old Seneca D. Davis with apparent stab wounds.
Davis was taken to OSF St. Francis Medical Center, but died a short time later.
Officers were able to identify and arrest suspect William Gary on scene.