Mosaic authorship is the Judeo-Christian tradition that the Torah, the first five books of the Hebrew Bible/Old Testament, were dictated by God to Moses. The tradition probably began with the legalist
Moses by José de Ribera (1638)
Light and Colour (Goethe's Theory) – The Morning after the Deluge – Moses Writing the Book of Genesis, an 1843 painting by J. M. W. Turner
Rembrandt Saint Matthew and the angel
Deuteronomy is the fifth and final book of the Torah, where it is called Devarim. It is the fifth book of the Hebrew Bible and Christian Old Testament.
Papyrus Fouad 266, dating to c. 100 BCE, contains part of a Greek translation (Septuagint) of Deuteronomy.
Moses receiving the Law (top) and reading the Law to the Israelites (bottom)
Moses viewing the Promised Land, Deuteronomy 34:1–5 (James Tissot)
The Book of Deuteronomy, Debarim. Hebrew with translation into Judeo-Arabic, transcribed in Hebrew letters. From Livorno, 1894 CE. Moroccan Jewish Museum, Casablanca.