98. " say: `o' people of the book! why do you disbelieve in the signs of allah, while allah is witness to what you do ? " commentary: this verse is a question accompanied with a reproach but in a polite tone. this manner is the best kind of delivering propagation. however, it denotes that if you bear allah in mind and know him as a witness to your deeds, you may yield infidelity. " say: `o' people of the book! why do you disbelieve in the signs of allah, while allah is witness to what you do ? "