1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
13:13And Samuel saith unto Saul, `Thou hast been foolish; thou hast not kept the command of Jehovah thy God, which He commanded thee, for now had Jehovah established thy kingdom over Israel unto the age;
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.