HAVERHILL (CBS) – The victim of the stabbing outside of a Haverhill night club in May has died. That word comes from the family.

Daniel-Matthew Sabatino succumbed to the chest wound suffered when he tried to break up a fight outside of the Barking Dog Tavern on Main Street in Haverhill.

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The Essex County District Attorney’s office says they will seek a murder charge against the suspect, Hayden Delafuente.

Delafuente is still being held without bail as until another court hearing on June 13th.

Delafuente, said he flew into a rage and doesn’t remember stabbing anyone. He was arrested on Sunday 28 with a bloody knife in his pocket. At the time he was charged with two counts of assault with a deadly weapon and two counts of assault with intent to murder.

The father of two was enjoying a night out with his fiancee when he went out to get something from his car. As started to go inside, he saw a fight break out on the sidewalk in front of the tavern. Matthew tried to intervene, but he was stabbed in the chest.

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Sabatino’s sister Amanda Robinson wrote on their GoFundMe page that they’re devastated at having to “say goodbye.”

“Last night, my family and I had to say goodbye to my baby brother. He put up a hell of a fight, but in the end, despite incredible effort by doctors and nurses, his body had just had enough,” Robinson said.

Matt Sabatino (WBZ-TV)

“There are no words to describe the pain we are all feeling,” she said. “Matty is leaving behind family who love him dearly, friends who regard him as a legend, babies he won’t get to see grow up, and a fiancée who loves him fiercely.”

They’re asking everyone to pray for their peace of mind.

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“As a family we ask that you all please continue to pray for our peace and comfort and that we are able to handle this immense loss with grace,” Robinson said.