Omaha Police were dispatched to an apartment near 104th and Spaulding around 12:40 a.m. Monday to investigate a stabbing.
Officers found 22-year-old Michael Butler Jr., and Omaha Fire paramedics took him to a hospital in serious condition with a non-life threatening injury.
Investigators later made contact with 19-year-old Bria Long.
After interviewing Long, officers took her to Douglas County Corrections and booked her for domestic violence 2nd-degree assault and use of a weapon to commit a felony.