You shall see the land before you: you is singular; God is speaking only to Moses. The particular sense here is brought out by Good News Translation, Contemporary English Version, Revised English Bible, New International Version: “you will see from a distance.”

The land which I give to the people of Israel: once more emphasizing the fact that the Promised Land was a gift from God.

Quoted with permission from Bratcher, Robert G. and Hatton, Howard A. A Handbook on Deuteronomy. (UBS Helps for Translators). New York: UBS, 2000. For this and other handbooks for translators see here .