Deuteronomy 1:3-6

In the fortieth year, on the first day of the eleventh month, Moses spoke to the people of Israel according to all that the LORD had given him in commandment to them, after he had defeated Sihon the king of the Amorites, who lived in Heshbon, and Og the king of Bashan, who lived in Ashtaroth and in Edrei. Beyond the Jordan, in the land of Moab, Moses undertook to explain this law, saying, “The LORD our God said to us in Horeb, ‘You have stayed long enough at this mountain.