After that solemn profession of their obedience to God's commands, they are taught to pray for God's blessing upon their land, whereby they are instructed how vain and ineffectual the prayers of unrighteous or disobedient persons are.
Related Commentaries of Deuteronomy 26:15
Deuteronomy 26:15
15 Look down from thy holy habitation, from heaven, and bless thy people Israel, and the land which thou hast given us, as thou swarest unto our fathers, a land that floweth with milk and honey.