Fourth Book of Kings (Author Compiled by Isaias and Jeremias from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
18:19And Rabsaces said to them: Speak to Ezechias: Thus saith the great king, the king of the Assyrians: What is this confidence, wherein thou trustest?
Original from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.