1 Samuel (Author Compiled by Isaiah from records of Samuel, David, Nathan, and Gad.)
19:4And Jonathan spake good of David unto Saul his father, and said unto him, Let not the king sin against his servant, against David; because he hath not sinned against thee, and because his works have been to thee-ward very good:
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.