Karl P.t. Walsh said this quote

The Kahn spoke to his disfigured expert. Mal-Greb, confused at first, listened, nodded and bowed his head like the slave he was. Jani Beg momentarily seized with energy grabbed the smaller man by the shoulders and breathed into his face “Hurl them back to Hell!”The wild look in the Kahn’s eyes was something that Mal-Greb understood.And so they began.