Northern Territory Police are investigating an alleged domestic violence stabbing death that occurred yesterday in Lajamanu.

Around 6:20pm, police received a report of a seriously injured 42-year-old woman at the local clinic with a large crowd gathered. Police attended the location and the woman was declared deceased a short time later.

It is believed she was stabbed with an edged weapon.

The 46-year-old male partner of the woman was arrested nearby after being allegedly assaulted by unknown community members. He suffered non-life-threatening injuries and remains in custody.

Two crime scenes have been declared, and Major Crime detectives have taken over the investigation.

The 46-year-old is expected to be charged in relation to the death later this evening.

Anyone with information who has not yet spoken to police is urged to contact 131 444 or Crime Stoppers at 1800 333 000.

If you or someone you know are experiencing difficulties due to domestic violence, support services are available, including, but not limited to, 1800RESPECT (1800737732) or Lifeline 131 114.