Police say the Center Moriches man accused of fatally stabbing his mother has been taken to a psychiatric ward.

Christopher Storm Harrison, 26, is accused of killing of his mother, Joyce Skarka, Friday night during a dispute at their Union Avenue home.

MORE ON THIS STORY: Man fatally stabbed mother in Center Moriches home, police say

It's unclear what spurred the argument.

Harrison was due to be arraigned in court on Sunday, but there's no word on when the arraignment will take place following his hospitalization.