His عليه السلام saying, peace be upon him, ‘then let him make it up’, means the prayer, and He عليه السلام did not mean only the Takbir itself. As for His عليه السلام saying, ‘and there is nothing upon him’, it means that there is no punishment upon him, because he did not deliberately omit it, but rather forgot. So if he repeats the prayer, then there is nothing upon him. As for what was narrated:
Commentary #6