Fourth Book of Kings (Author Compiled by Isaias and Jeremias from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
Chapter 21
6And he made his son pass through fire: and he used divinations, and observed omens, and appointed pythons, and multiplied soothsayers, to do evil before the Lord, and to provoke him.
Original from Project Gutenberg - Massive cleanup of OCR problems and editing done locally.