A 76-year-old man was fatally stabbed by a relative inside his Queens home Saturday night, police and sources said.

The kin allegedly knifed John Muraco in the chest around 11:40 p.m. in his home on 102nd Street near 159th Avenue in Howard Beach, according to cops.

A 76-year-old man was stabbed to death inside his Queens home Saturday night. KYLE MAZZA/Shutterstock

Police responded to a 911 call for an assault and found the senior citizen dead.

Police found John Muraco, 76, dead inside his Queens home. KYLE MAZZA/Shutterstock

The relative was nabbed at the scene and charges are pending.

The motive of the attack is unknown, police said.

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