Second Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
Chapter 17
21And when they were gone, they came up out of the well, and going on told king David, and said: Arise, and pass quickly over the river: for this manner of counsel has Achitophel given against you.
Original from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.