Third Book of Kings (Author Compiled by Isaias and Jeremias from records of Nathan, Gad, Addo, Ahias, Jehu and others.)
22:19ille vero addens ait propterea audi sermonem Domini vidi Dominum sedentem super solium suum et omnem exercitum caeli adsistentem ei a dextris et a sinistris
Original from The Bible Foundation - bf.org. They claim public domain status for their original text.