The Apocalypse of St. John the Apostle (Author John)
8:12et quartus angelus tuba cecinit et percussa est tertia pars solis et tertia pars lunae et tertia pars stellarum ut obscuraretur tertia pars eorum et diei non luceret pars tertia et nox similiter
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.