1 Kings (Author Compiled by Isaiah and Jeremiah from records of Nathan, Gad, Iddo, Ahijah, Jehu and others.)
2:23And king Solomon sweareth by Jehovah, saying, `Thus doth God to me, and thus He doth add -- surely against his soul hath Adonijah spoken this word;
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.