This is now the third time God promised Canaan and the surrounding region to Abram’s descendants. God now clarifies that promise, and also promises Abram an heir to inherit the promise. God formalized the promise with the cutting of a covenant between Himself and Abram. Abram’s faith in God’s promise was credited to him as righteousness.
The Hebrews writer continues his exposition of the history of faith in Israel with the story of Abraham and Sarah.