Great literature

It was mentioned in the book "The Great Literature" of "Ibn al -Muqafaa", a ruling on the etiquette of the Sultan and the demands of his accompaniment, with a clear hadith on the "Sultan" or the emirate, and the accompanying morals, etiquette and maximization of affairs, and he mentioned the pharmacist of the Persian rule in friends and the ethics of dealing between them Kindness, companionship an...