Second Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
13:20dixit autem ei Absalom frater suus num Amnon frater tuus concubuit tecum sed nunc soror tace frater tuus est neque adfligas cor tuum pro re hac mansit itaque Thamar contabescens in domo Absalom fratris sui
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.