First Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
15:12et dixit ad eos vos qui estis principes familiarum leviticarum sanctificamini cum fratribus vestris et adferte arcam Domini Dei Israhel ad locum qui ei praeparatus est
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.