akramya—having sat; urasi—on the chest; daksasya—of Daksa; sita-dharena—having a sharp blade; hetina—with a weapon; chindan—cutting; api—even though; tat—that (head); uddhartum—to separate; na asaknot—was not able; tri-ambakah—Virabhadra (who had three eyes); tada—after this.