First Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
19:2dixitque David faciam misericordiam cum Hanon filio Naas praestitit enim pater eius mihi gratiam misitque David nuntios ad consolandum eum super morte patris sui qui cum pervenissent in terram filiorum Ammon ut consolarentur Hanon
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.