O’NEILL, Neb. (AP) — A January sentencing has been scheduled for a 38-year-old man O’Neill man who killed his wife.

Online court records say Eduardo Barajas Quintero pleaded no contest Monday in Holt County District Court to a charge of second-degree murder. His sentencing is set for Jan. 30.

Prosecutors say he fatally stabbed 37-year-old Guadalupe Verdin Quintero on Feb. 20. A Nebraska State Patrol investigator said in an arrest warrant affidavit that Eduardo Quintero told him that he stabbed his wife because he suspected she was having an affair with another man. Quintero said he used a different knife to cut his own wrists.

Investigators counted 34 stab wounds on the body of Guadalupe Quintero.