Second Book of Kings (Author Compiled by Isaias from records of Samuel, David, Nathan, and Gad.)
15:30porro David ascendebat clivum Olivarum scandens et flens operto capite et nudis pedibus incedens sed et omnis populus qui erat cum eo operto capite ascendebat plorans
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.