At the high point of this passage, it explains the name of Beersheba, where Abraham lived (21:31–34). The name is linked to the covenant (a binding agreement) that Abraham made with the people of the land. This agreement allowed him to live there in peace and safety.
In this way, God’s promise was beginning to come true (12:7; 13:14–17; 15:7, 18–21; 17:8).