The Queens son who allegedly stabbed his 76-year-old father to death inside the parent’s house told arriving cops to check on the victim to “see if he’s OK,” prosecutors said Monday.

Carl Muraco, 25, uttered the ominous request after he repeatedly knifed his father, John, late Saturday night, Assistant District Attorney Jennie Evangelista alleged during the suspected killer’s arraignment.

“Check on the guy downstairs,” Muraco said, according to the prosecutor. “See if he’s OK.”

Authorities discovered the elderly victim dead inside the four-bedroom house that’s worth roughly $1 million after a different son dialed 911.

Carl Muraco’s arraignment for allegedly stabbing his father to death. Gregory P. Mango

Muraco was arrested at the scene.

He was sporting a large bandage wrapped arou

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