First Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
15:23quoniam quasi peccatum ariolandi est repugnare et quasi scelus idolatriae nolle adquiescere pro eo ergo quod abiecisti sermonem Domini abiecit te ne sis rex
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.