Second Book of Paralipomenon (Author Compiled by Isaias and Esdras from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
8:13ut per singulos dies offerretur in eo iuxta praeceptum Mosi in sabbatis et in kalendis et in festis diebus ter per annum id est in sollemnitate azymorum et in sollemnitate ebdomadarum et in sollemnitate tabernaculorum
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.