Deuteronomy 1:1-6

1 This is the speech Moses gave in the desert east of the Jordan River, on the plains, near Suph, between Paran and Tophel, and near Laban, Hazeroth, and Di Zahab. He spoke to all the Israelites.
2 (It takes 11 days to go from Mount Horeb to Kadesh Barnea by way of Mount Seir.)
3 On the first day of the eleventh month in the fortieth year [after they had left Egypt], Moses told the Israelites everything the LORD had commanded him to tell them.
4 This was after he had defeated King Sihon of the Amorites, who ruled in Heshbon, and King Og of Bashan, who ruled in Ashtaroth and in Edrei.
5 The Israelites were east of the Jordan River in Moab when Moses began to review God's teachings. This is what he said:
6 At Mount Horeb the LORD our God said to us, "You have stayed at this mountain long enough.