Today's reading (Dt. 31:1-29) is book-ended by acknowledgement of Moses' mortality. Moses was old and he was going to die. He wouldn't be able to lead Israel forever, and now having brought them to the Promised Land, it was time for Moses to go be with the Lord.
God expects a lot out of those that follow Him, but He also provides for His followers to a great degree. In our reading today (Dt. 7:1-26) these two truths are prominently shown through God's example and teaching to Israel. Here's what this passage shows us: